Clemson safety Isaiah Simmons (11) attempts to stop Notre Dame running back Dexter Williams (2) from gaining more yardage in the first half of the NCAA Cotton Bowl semi-final playoff football game, Saturday, Dec. 29, 2018, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Clemson's Isaiah Simmons works during the first half of an NCAA college football game against Wofford Saturday, Nov. 2, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson linebacker Isaiah Simmons (11) during the first half of the Fiesta Bowl NCAA college football game against Ohio State, Saturday, Dec. 28, 2019, in Glendale, Ariz. (AP Photo/Rick Scuteri).

Clemson linebacker Isaiah Simmons (11) during the first half of the Fiesta Bowl NCAA college football game against Ohio State, Saturday, Dec. 28, 2019, in Glendale, Ariz. (AP Photo/Rick Scuteri).

FILE - In this Oct. 12, 2019, file photo, Clemson's Isaiah Simmons (11) and Denzel Johnson react after making a defensive play during the first half of an NCAA college football game against Florida State, in Clemson, S.C. Simmons was selected to The Associated Press All-Atlantic Coast Conference football team, and named Defensive Player of the Year, Tuesday, Dec. 10, 2019. (AP Photo/Richard Shiro, File)

FILE - In this Oct. 26, 2019, file photo, Clemson's Isaiah Simmons (11) tackles AJ Dillon (2), causing a fumble, during the first half of an NCAA college football game, in Clemson, S.C. Simmons was selected to The Associated Press All-Atlantic Coast Conference football team, and named Defensive Player of the Year, Tuesday, Dec. 10, 2019. (AP Photo/Richard Shiro, File)

Virginia quarterback Bryce Perkins (3) runs while Clemson linebacker Isaiah Simmons (11) moves in for the tackle duriung the first half of the Atlantic Coast Conference championship NCAA college football game in Charlotte, N.C., Saturday, Dec. 7, 2019. (AP Photo/Gerry Broome)

Clemson linebacker Isaiah Simmons (11) celebrates a stop against South Carolina during an NCAA college football game Saturday, Nov. 30, 2019, in Columbia, S.C. Clemson defeated South Carolina 38-3. (AP Photo/Sean Rayford)

Clemson linebacker Isaiah Simmons warms up before an NCAA college football game against South Carolina Saturday, Nov. 30, 2019, in Columbia, S.C. Clemson defeated South Carolina 38-3. (AP Photo/Sean Rayford)

Clemson linebacker Isaiah Simmons warms up before an NCAA college football game against South Carolina Saturday, Nov. 30, 2019, in Columbia, S.C. Clemson defeated South Carolina 38-3. (AP Photo/Sean Rayford)

Clemson linebacker Isaiah Simmons (11) and linebacker Baylon Spector (10) warm up before an NCAA college football game against South Carolina Saturday, Nov. 30, 2019, in Columbia, S.C. Clemson defeated South Carolina 38-3. (AP Photo/Sean Rayford)

South Carolina running back Rico Dowdle (5) carries the ball against Clemson linebacker Isaiah Simmons (11) during the first half of an NCAA college football game Saturday, Nov. 30, 2019, in Columbia, S.C. (AP Photo/Sean Rayford)

Clemson's Isaiah Simmons (11) and K'Von Wallace (12) wrap up Wake Forest quarterback Jamie Newman for a loss during the first half of an NCAA college football game Saturday, Nov. 16, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) waits for a play against North Carolina State during the second half of an NCAA college football game in Raleigh, N.C., Saturday, Nov. 9, 2019. (AP Photo/Karl B DeBlaker)

Clemson's Isaiah Simmons waits on the snap during the first half of an NCAA college football game against Wofford Saturday, Nov. 2, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) runs up the field while Will Spiers kicks a punt during the first half of an NCAA college football game against Wofford Saturday, Nov. 2, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons waits for the play to start during the first half of an NCAA college football game against Wofford Saturday, Nov. 2, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons defends during an NCAA college football game against Boston College Saturday, Oct. 26, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) tackles Boston College quarterback Dennis Grosel after causing a fumble during an NCAA college football game Saturday, Oct. 26, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) tackles AJ Dillon (2) causing a fumble during the first half of an NCAA college football game Saturday, Oct. 26, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson linebacker Isaiah Simmons (11) attempts to bring down Louisville quarterback Micale Cunningham (3) during the first half of an NCAA college football game in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Clemson's Isaiah Simmons reacts after making a defensive play during the first half of an NCAA college football game against Florida State Saturday, Oct. 12, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons tackles Florida State quarterback Alex Hornibrook causing a fumble during the first half of an NCAA college football game Saturday, Oct. 12, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

North Carolina's Jordan Tucker (74) blocks Clemson's Isaiah Simmons (11) during the first half of an NCAA college football game in Chapel Hill, N.C., Saturday, Sept. 28, 2019. (AP Photo/Chris Seward)

Clemson's Isaiah Simmons (11) tackles Boston College quarterback Dennis Grosel after causing a fumble during an NCAA college football game Saturday, Oct. 26, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) during the first half of an NCAA college football game against North Carolina in Chapel Hill, N.C., Saturday, Sept. 28, 2019. (AP Photo/Chris Seward)

Clemson's Isaiah Simmons (11) during the first half of an NCAA college football game against North Carolina in Chapel Hill, N.C., Saturday, Sept. 28, 2019. (AP Photo/Chris Seward)

Clemson's Isaiah Simmons waits for the play to begin during the first half of an NCAA college football game against Charlotte Saturday, Sept. 21, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons waits for the play to begin during the first half of an NCAA college football game against Charlotte Saturday, Sept. 21, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons (11) and K'Von Wallace react after a defensive play during the first half of an NCAA college football game against Charlotte Saturday, Sept. 21, 2019, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson's Isaiah Simmons celebrates a sack during the NCAA college football game Saturday, Sept. 14, 2019, in Syracuse, N.Y. (AP Photo/Steve Jacobs)

Clemson's Isaiah Simmons (11) is congratulated after sacking the Syracuse quarterback during an CAA college football game Saturday, Sept. 14, 2019, in Syracuse, N.Y. (AP Photo/Steve Jacobs)

Clemson's Tanner Muse, center, Isaiah Simmons, left, and K'Von Wallace celebrate Muse's interception during the second half of an NCAA college football game against Georgia Tech Thursday, Aug. 29, 2019, in Clemson, S.C. Clemson won 52-14. (AP Photo/Richard Shiro)

Clemson University football players Isaiah Simmons, left, and Tee Higgins walk the trading floor before ringing the New York Stock Exchange closing bell, Wednesday Jan. 30, 2019, to celebrate winning the 2019 College Football Playoff National Championship. (AP Photo/Richard Drew)

Clemson University football players Isaiah Simmons, second from right, and Tee Higgins, right, joined by Clemson President Jim Clements, center, ring the New York Stock Exchange closing bell, Wednesday Jan. 30, 2019, to celebrate winning the 2019 College Football Playoff National Championship. (AP Photo/Richard Drew)

Clemson's Isaiah Simmons celebrates after the NCAA college football playoff championship game against Alabama, Monday, Jan. 7, 2019, in Santa Clara, Calif. Clemson beat Alabama 44-16. (AP Photo/Ben Margot)

Clemson's Isaiah Simmons celebrates after the NCAA college football playoff championship game against Alabama, Monday, Jan. 7, 2019, in Santa Clara, Calif. Clemson beat Alabama 44-16. (AP Photo/Chris Carlson)

Clemson's Isaiah Simmons stops Alabama's Damien Harris during the second half of the NCAA college football playoff championship game, Monday, Jan. 7, 2019, in Santa Clara, Calif. (AP Photo/David J. Phillip)

Clemson's Isaiah Simmons reacts after stopping Alabama's Najee Harris during the first half of the NCAA college football playoff championship game Monday, Jan. 7, 2019, in Santa Clara, Calif. (AP Photo/Chris Carlson)

Clemson's Austin Bryant is interviewed by Isaiah Simmons during media day for the NCAA college football playoff championship game Saturday, Jan. 5, 2019, in Santa Clara, Calif. (AP Photo/David J. Phillip)

Clemson safety Isaiah Simmons (11) celebrates during the NCAA Cotton Bowl semi-final playoff football game against Notre Dame on Saturday, Dec. 29, 2018, in Arlington, Texas. (AP Photo/Roger Steinman)

Notre Dame running back Dexter Williams (2) carries the ball as Clemson safety Isaiah Simmons (11) defends during the NCAA Cotton Bowl semi-final playoff football game, Saturday, Dec. 29, 2018, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Clemson safety Isaiah Simmons (11) kisses the trophy as he and his teammates celebrate their 30-3 win against Notre Dame in the NCAA Cotton Bowl semi-final playoff football game, Saturday, Dec. 29, 2018, in Arlington, Texas. Clemson won 30-3. (AP Photo/Jeffrey McWhorter)

Clemson cornerback A.J. Terrell (8), safety Nolan Turner (24) and safety Isaiah Simmons (11) celebrate a interception thrown by Notre Dame quarterback Ian Book (12) in the second half of the NCAA Cotton Bowl semi-final playoff football game, Saturday, Dec. 29, 2018, in Arlington, Texas. (AP Photo/Jeffrey McWhorter)

Clemson safety Isaiah Simmons (11) attempts to stop Notre Dame running back Dexter Williams (2) from gaining more yardage in the first half of the NCAA Cotton Bowl semi-final playoff football game, Saturday, Dec. 29, 2018, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Clemson's Isaiah Simmons (11) reacts after making a play against Pittsburgh in the first half of the Atlantic Coast Conference championship NCAA college football game in Charlotte, N.C., Saturday, Dec. 1, 2018. (AP Photo/Chuck Burton)

Pittsburgh's Jake Zilinskas (19) is tackled by Clemson's Isaiah Simmons (11) in the first half of the Atlantic Coast Conference championship NCAA college football game in Charlotte, N.C., Saturday, Dec. 1, 2018. (AP Photo/Mike McCarn)

Pittsburgh's Jake Zilinskas (19) is tackled by Clemson's Isaiah Simmons (11) in the first half of the Atlantic Coast Conference championship NCAA college football game in Charlotte, N.C., Saturday, Dec. 1, 2018. (AP Photo/Mike McCarn)

Clemson's Isaiah Simmons (11) celebrates after returning an interception for a touchdown during the first half of an NCAA college football game against Louisville, Saturday, Nov. 3, 2018, in Clemson, S.C. (AP Photo/Richard Shiro)

Clemson safety Isaiah Simmons (11) celebrates stoping Georgia Tech during the first half of an NCAA college football game, Saturday, Sept. 22, 2018, in Atlanta. (AP Photo/Mike Stewart)

Clemson defensive tackle Jabril Robinson , left, and safety Isaiah Simmons take in the sights inside the Superdome, during media day for the upcoming Sugar Bowl semi-final playoff game against Alabama, for the NCAA football national championship, in New Orleans, Saturday, Dec. 30, 2017. (AP Photo/Gerald Herbert)

Clemson safety Isaiah Simmons (11) brings down Georgia Tech running back Clinton Lynch (22) in the second half of an NCAA college football game Saturday, Oct. 28, 2017, in Clemson, S.C. (AP Photo/John Bazemore)

Clemson safety Isaiah Simmons (11) breaks up a pass intended for Syracuse wide receiver Ervin Phillips (3) during the first half of an NCAA college football game, Friday, Oct. 13, 2017, in Syracuse, N.Y. Syracuse upset Clemson 27-24. (AP Photo/Adrian Kraus)

Syracuse running back Dontae Strickland (4) fumbles the ball after being hit by Clemson safety Isaiah Simmons (11) during the first half of an NCAA college football game, Friday, Oct. 13, 2017, in Syracuse, N.Y. The ball was picked up by Clemson safety Tanner Muse (19) and returned for a touchdown. (AP Photo/Adrian Kraus)

Clemson safety Isaiah Simmons (11) tries to pull in the ball intended for Virginia Tech wide receiver Cam Phillips (5) during the second half of an NCAA college football game in Blacksburg, Va., Saturday, Sept. 30, 2017. Clemson won the game 31-17. (AP Photo/Steve Helber)

Clemson linebacker Isaiah Simmons speaks during a press conference at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/AJ Mast)

Clemson linebacker Isaiah Simmons runs the 40-yard dash during the 2020 NFL Scouting Combine, Saturday, Feb. 29, 2020 in Indianapolis. (Ben Liebenberg via AP)

Clemson linebacker Isaiah Simmons runs the 40-yard dash at the NFL football scouting combine in Indianapolis, Saturday, Feb. 29, 2020. (AP Photo/Michael Conroy)

Clemson linebacker Isaiah Simmons looks on during the NFL football scouting combine, Saturday, Feb. 29, 2020, in Indianapolis. (Aaron M. Sprecher via AP)

Clemson linebacker Isaiah Simmons runs the 40-yard dash during the 2020 NFL Scouting Combine, Saturday, Feb. 29, 2020 in Indianapolis. (Ben Liebenberg via AP)

Clemson linebacker Isaiah Simmons watches the 40-yard dash at the NFL football scouting combine in Indianapolis, Saturday, Feb. 29, 2020. (AP Photo/Charlie Neibergall)

Clemson linebacker Isaiah Simmons runs the 40-yard dash during the NFL football scouting combine, Saturday, Feb. 29, 2020, in Indianapolis. (Aaron M. Sprecher via AP)

Clemson linebacker Isaiah Simmons stands on the field after running the 40-yard dash at the NFL football scouting combine in Indianapolis, Saturday, Feb. 29, 2020. (AP Photo/Charlie Neibergall)

Clemson linebacker Isaiah Simmons walks on the field after running the 40-yard dash at the NFL football scouting combine in Indianapolis, Saturday, Feb. 29, 2020. (AP Photo/Charlie Neibergall)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons runs the 40-yard dash during the 2020 NFL Scouting Combine, Saturday, Feb. 29, 2020 in Indianapolis. (Ben Liebenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons runs the 40-yard dash during the NFL football scouting combine, Saturday, Feb. 29, 2020, in Indianapolis. (Aaron M. Sprecher via AP)

Clemson linebacker Isaiah Simmons speaks during a press conference at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/AJ Mast)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons speaks during a press conference at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/AJ Mast)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)

Clemson linebacker Isaiah Simmons poses for a portrait during the 2020 NFL Scouting Combine, Wednesday, Feb. 28, 2020 in Indianapolis. (Todd Rosenberg via AP)