Casey recovers fumble, Titans hold off Chargers' rally 23-20

Tennessee Titans wide receiver Tajae Sharpe (19) celebrates with Adam Humphries (10) and Taylor Lewan, left, after Sharpe scored a touchdown against the Los Angeles Chargers in the second half of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Los Angeles Chargers defenders celebrate after stopping the Tennessee Titans on a fourth-down play late in the fourth quarter of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Tennessee Titans head coach Mike Vrabel, right argues about the placement of the ball late in the fourth quarter of an NFL football game against the Los Angeles Chargers Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Los Angeles Chargers running back Melvin Gordon (25) is congratulated by quarterback Philip Rivers, right, after Gordon scored a touchdown against the Tennessee Titans in the first half of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Tennessee Titans quarterback Ryan Tannehill (17) is sacked by Los Angeles Chargers defensive end Joey Bosa and defensive tackle Jerry Tillery (99) in the second half of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Tennessee Titans running back Derrick Henry (22) scores a touchdown on an 11-yard run against the Los Angeles Chargers in the second half of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Los Angeles Chargers running back Austin Ekeler, right, celebrates with Mike Williams (81) after Ekeler scored a touchdown against the Tennessee Titans on a 41-yard pass play in the fourth quarter of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. (AP Photo/James Kenney)

Tennessee Titans defenders Tennessee Titans defenders Jeffery Simmons (98) and Jurrell Casey (99) celebrate after stopping the Los Angeles Chargers on their final drive of the game in the fourth quarter of an NFL football game Sunday, Oct. 20, 2019, in Nashville, Tenn. The Titans won 23-20. (AP Photo/James Kenney)