FILE - In this Jan. 7, 2018, file photo, Buffalo Bills offensive line coach Juan Castillo watches from the sideline during the second half of an NFL wild-card playoff football game against the Jacksonville Jaguars, in Jacksonville, Fla. A person familiar with the Buffalo Bills' decision confirms the team has fired offensive line coach Juan Castillo. The person spoke to The Associated Press on Wednesday, Jan. 2, 2019, on the condition of anonymity because the Bills have not announced the move. (AP Photo/Phelan M. Ebenhack, File)

FILE - In this Jan. 7, 2018, file photo, Jacksonville Jaguars defensive end Calais Campbell (93) has a discussion with an official in the first half of an NFL wild-card playoff football game against the Buffalo Bills, in Jacksonville, Fla. Campbell watched the NFL’s conference championship games on his phone while flying home from South Africa last weekend. Campbell was stunned officials chose not to penalize Robey-Coleman for flattening Saints receiver Tommylee Lewis before the ball arrived.(AP Photo/Phelan M. Ebenhack, File)

FILE - In this Jan. 7, 2018, file photo, Buffalo Bills owners Terry and Kim Pegula walk on the sideline before an NFL wild-card playoff football game against the Jacksonville Jaguars in Jacksonville, Fla. Pegula Sports and Entertainment, the parent company that owns the NFL Buffalo Bills and NHL Sabres is experiencing a major shake-up following the departures of three top executives. PSE CEO and president Kim Pegula says the changes come after she had been "continuously evaluating our organizations" since taking over her current title in May. Pegula remains confident in the company's leaders and says the positions will be filled as deemed necessary. (AP Photo/Phelan M. Ebenhack, File)

FILE - In this Jan. 7, 2018, file photo, Buffalo Bills offensive guard Richie Incognito (64) sets up to block against the Jacksonville Jaguars defense during the second half of an NFL wild-card playoff football game in Jacksonville, Fla. The Oakland Raiders have agreed to a one-year deal with troubled guard Richie Incognito. A person familiar with the deal said Tuesday, May 28, 2019, the two sides came to agreement after a few weeks of discussion. The person spoke on condition of anonymity because the signing has not been announced. (AP Photo/Phelan M. Ebenhack, File)

FILE - In this Jan. 7, 2018, file photo, Jacksonville Jaguars running back Leonard Fournette (27) leaves the field after an NFL wild-card playoff football game against the Buffalo Bills in Jacksonville, Fla. What Fournette does will go a long way toward determining whether the Jaguars remain at the bottom of the AFC South or return to being conference contenders. (AP Photo/Phelan M. Ebenhack, File)

FILE - In this Jan. 7, 2018, file photo, Jacksonville Jaguars running back Leonard Fournette (27) makes a reception over Buffalo Bills defensive back Leonard Johnson in the second half of an NFL wild-card playoff football game in Jacksonville, Fla. Fournette missed seven full games and half of two others with hamstring and foot injuries. He was suspended for another after coming off the bench and punching Buffalo defensive lineman Shaq Lawson. What Fournette does will go a long way toward determining whether the Jaguars remain at the bottom of the AFC South or return to being conference contenders. (AP Photo/Stephen B. Morton)