TAMPA, FL- SEPTEMBER 27, 2018 - Linebackers Coach Mark Duffner during practice at AdventHealth Training Center in Tampa, FL. Photo By Kyle Zedaker/Tampa Bay Buccaneers

TAMPA, FL- AUGUST 20, 2018 - Linebackers Coach Mark Duffner during 2018 Training Camp Day 17 at One Buccaneer Place in Tampa, FL. Photo By Kyle Zedaker/Tampa Bay Buccaneers

TAMPA, FL- AUGUST 03, 2018 - Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during 2018 Training Camp Day 8 at One Buccaneer Place in Tampa, FL. Photo By Kyle Zedaker/Tampa Bay Buccaneers

TAMPA, FL- SEPTEMBER 21, 2018 - Linebackers Coach Mark Duffner during practice at AdventHealth Training Center in Tampa, FL. Photo By Kyle Zedaker/Tampa Bay Buccaneers

KANSAS CITY, MO - NOVEMBER 20: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers talks with Linebacker Kwon Alexander #58 during the game against the Kansas City Chiefs at Arrowhead Stadium on November 20, 2016, in Kansas City, Missouri. The Buccaneers won 19-17. (photo by Matt May/Tampa Bay Buccaneers)

KANSAS CITY, MO - NOVEMBER 20: Linebackers Coach Mark Duffner and Linebacker Lavonte David #54 of the Tampa Bay Buccaneers during the game against the Kansas City Chiefs at Arrowhead Stadium on November 20, 2016, in Kansas City, Missouri. The Buccaneers won 19-17. (photo by Matt May/Tampa Bay Buccaneers)

SANTA CLARA, CA - OCTOBER 23: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the San Francisco 49ers at Levi's Stadium on October 23, 2016, in Santa Clara, California. The Buccaneers won 34-17. (photo by Matt May/Tampa Bay Buccaneers)

TAMPA, FL- OCTOBER 10, 2018 - Linebackers Coach Mark Duffner during practice at AdventHealth Training Center in Tampa, FL. Photo By Kyle Zedaker/Tampa Bay Buccaneers

TAMPA, FL - DECEMBER 31: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the New Orleans Saints at Raymond James Stadium on December 31, 2017, in Tampa, Florida. The Buccaneers won 31-24. (photo by Mike Carlson/Tampa Bay Buccaneers)

GREEN BAY, WI - DECEMBER 3: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the Green Bay Packers at Lambeau Field on December 3, 2017, in Green Bay, Wisconsin. The Buccaneers lost 26-20. (photo by Mike Carlson/Tampa Bay Buccaneers)

OCTOBER 22, 2017: ORCHARD PARK, NY: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the Buffalo Bills at New Era Field on October 22, 2017, in Orchard Park, New York. The Buccaneers lost 30-27. (Photo by Mike Carlson/Tampa Bay Buccaneers)

CHARLOTTE, NC - DECEMBER 24: Linebackers Coach Mark Duffner, Linebacker Kwon Alexander #58 of the Tampa Bay Buccaneers during the game against the Carolina Panthers at Bank of America Stadium on December 24, 2017, in Charlotte, North Carolina. The Buccaneers lost 22-19. (photo by Mike Carlson/Tampa Bay Buccaneers)

TAMPA, FL - DECEMBER 10: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the Detroit Lions at Raymond James Stadium on December 10, 2017, in Tampa, Florida. The Buccaneers lost 24-21. (photo by Matt May/Tampa Bay Buccaneers)

ATLANTA, GA - NOVEMBER 26: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the Atlanta Falcons at Mercedes-Benz Stadium on November 26, 2017, in Atlanta, Georgia. The Buccaneers lost 34-20. (photo by Mike Carlson/Tampa Bay Buccaneers)

TAMPA, FL - NOVEMBER 3: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers talks with Linebacker Kwon Alexander #58 in the bench during the game against the Atlanta Falcons at Raymond James Stadium on November 3, 2016, in Tampa, Florida. The Buccaneers lost 43-28. (photo by Matt May/Tampa Bay Buccaneers)

MAY 26, 2016 - TAMPA, FLORIDA: Linebacker Lavonte David #54 and Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during day 3 of OTA practice held at One Buccaneer Place on Thursday, May 26, 2016, in Tampa, Florida..(Photo by Matt May/Tampa Bay Buccaneers)

TAMPA, FL - NOVEMBER 27: Linebackers Coach Mark Duffner and General Manager Jason Licht of the Tampa Bay Buccaneers celebrate in the locker room following the game against the Seattle Seahawks at Raymond James Stadium on November 27, 2016, in Tampa, Florida. The Buccaneers won 14-5. (photo by Matt May/Tampa Bay Buccaneers)

OCTOBER 22, 2017: ORCHARD PARK, NY: Linebackers Coach Mark Duffner and Defensive Assistant Danny Breyer of the Tampa Bay Buccaneers during the game against the Buffalo Bills at New Era Field on October 22, 2017, in Orchard Park, New York. The Buccaneers lost 30-27. (Photo by Mike Carlson/Tampa Bay Buccaneers)

JULY 28, 2016 - TAMPA, FLORIDA:Linebackers Coach Mark Duffner and Linebacker Kwon Alexander #58 of the Tampa Bay Buccaneers on Day 1 of training camp at One Buccaneer Place. (Photo by Matt May/Tampa Bay Buccaneers)

TAMPA, FL - DECEMBER 11: Linebackers Coach Mark Duffner of the Tampa Bay Buccaneers during the game against the New Orleans Saints at Raymond James Stadium on December 11, 2016, in Tampa, Florida. The Buccaneers won 16-11. (photo by Matt May/Tampa Bay Buccaneers)