San Francisco 49ers defensive tackle DeForest Buckner (99) celebrates after recovering a fumble against the Pittsburgh Steelers during the second half of an NFL football game in Santa Clara, Calif., Sunday, Sept. 22, 2019.

ASSOCIATED PRESS

San Francisco 49ers defensive tackle DeForest Buckner (99) celebrates after recovering a fumble against the Pittsburgh Steelers during the second half of an NFL football game in Santa Clara, Calif., Sunday, Sept. 22, 2019.