SANTA CLARA, Calif. (AP) — Brock Purdy threw three touchdown passes and the San Francisco 49ers started the stretch run of their season with a 37-24 victory over the Tennessee Titans on Sunday.

Titans PFF grades reveal the best and worst performers, key snap counts, and standout moments from San Francisco's Week 15 win.

The 49ers are just one game back of the NFC-leading Los Angeles Rams (11-3) for the conference’s No. 1 playoff seed, but Los Angeles plays the Seattle Seahawks — also 11-3 — in Week 16, so San Francisco won’t be able to claim the top seed in Week 16 since one of those two teams still will have a better record at the end of the week.

Christian McCaffrey breaks down why the 49ers’ offense is so difficult to defend as San Francisco’s playoff push continues.

A telescope in Hawaii discovered the first confirmed interstellar visitor in 2017. Two years later, an interstellar comet was spotted by a Crimean amateur astronomer. NASA’s sky-surveying Atlas telescope in Chile spotted comet 3I/Atlas in July while prowling for potentially dangerous asteroids.

See the Titans vs 49ers game stats from the 37-24 loss on Dec. 14, 2025, including match player stats and team stats.

QB coach Mick Lombardi, son of UNC’s GM, emerges as a serious candidate to join Bill Belichick’s staff in Chapel Hill.

Philip Rivers, the grandfather and former Pro Football Hall of Fame semifinalist, came out of retirement to play for the Indianapolis Colts.