49ers defense steps up in divisional-round win

San Francisco 49ers cornerback Deommodore Lenoir, middle, celebrates with teammates after intercepting a pass against the Dallas Cowboys during the first half of an NFL divisional round playoff football game in Santa Clara, Calif., Sunday, Jan. 22, 2023. (AP Photo/Godofredo A. Vásquez)

San Francisco 49ers linebacker Fred Warner (54) breaks up a pass intended for Dallas Cowboys wide receiver CeeDee Lamb during the second half of an NFL divisional playoff football game in Santa Clara, Calif., Sunday, Jan. 22, 2023. (AP Photo/Godofredo A. Vásquez)

San Francisco 49ers linebacker Fred Warner (54) is tackled by Dallas Cowboys wide receiver CeeDee Lamb after intercepting a pass during the first half of an NFL divisional round playoff football game in Santa Clara, Calif., Sunday, Jan. 22, 2023. (AP Photo/Tony Avelar)

Dallas Cowboys quarterback Dak Prescott (4) is pressured by San Francisco 49ers safety Talanoa Hufanga during the second half of an NFL divisional round playoff football game in Santa Clara, Calif., Sunday, Jan. 22, 2023. (AP Photo/Tony Avelar)

San Francisco 49ers defensive end Arik Armstead (91) and defensive end Nick Bosa (97) react after tackling Dallas Cowboys quarterback Dak Prescott during the second half of an NFL divisional playoff football game in Santa Clara, Calif., Sunday, Jan. 22, 2023. (AP Photo/Godofredo A. Vásquez)