Longtime NFL coach Romeo Crennel announced his retirement on Monday after 50 years of coaching.

Crennel, 74, coached 39 seasons in the NFL, including as the head coach of the Cleveland Browns and Kansas City Chiefs. He also served as the Houston Texans' interim head coach in 2020.

Ryan Fitzpatrick, the enigmatic quarterback out of Harvard who brought his "FitzMagic" to the NFL for nine teams spanning 17 seasons, announced his retirement Thursday, a source confirmed to ESPN.

He made the announcement in a text to his former teammates. NFL Network was first to report that Fitzpatrick was retiring.