Gritty Titans 1 win from clinching AFC South after big rally

Tennessee Titans quarterback Ryan Tannehill (17) passes against the San Francisco 49ers in the second half of an NFL football game Thursday, Dec. 23, 2021, in Nashville, Tenn. (AP Photo/Wade Payne)

Tennessee Titans wide receiver A.J. Brown (11) celebrates after scoring a touchdown against the San Francisco 49ers in the second half of an NFL football game Thursday, Dec. 23, 2021, in Nashville, Tenn. (AP Photo/Wade Payne)

Tennessee Titans cornerback Jackrabbit Jenkins (20) is congratulated after intercepting a pass intended for San Francisco 49ers tight end George Kittle (85) in the end zone during the first half of an NFL football game Thursday, Dec. 23, 2021, in Nashville, Tenn. (AP Photo/Wade Payne)

Tennessee Titans head coach Mike Vrabel watches from the sideline in the first half of an NFL football game against the San Francisco 49ers Thursday, Dec. 23, 2021, in Nashville, Tenn. (AP Photo/Wade Payne)

Tennessee Titans running back D'Onta Foreman celebrates after scoring a touchdown against the San Francisco 49ers in the second half of an NFL football game Thursday, Dec. 23, 2021, in Nashville, Tenn. (AP Photo/Wade Payne)