Mustapha finished Sunday's 23-20 win over the Buccaneers with seven tackles (two solo). Mustapha was questionable to play Sunday due to a calf issue that limited him in practice. However, that didn't ...

The big news of the week for the 49ers is star running back Christian McCaffrey's return, but a few new injuries popped up on ...

San Francisco 49ers head coach Kyle Shanahan provided injury updates during his weekly interview on Bay Area radio station ...

Mustapha (calf) is not among San Francisco's inactives for Sunday's matchup against Tampa Bay, Lindsey Pallares of the 49ers' official site reports. A calf issue resulted in Mustapha being limited in ...

Chiefs fans on Twitter were pleased to see that #49ers DB Malik Mustapha had a sense of humor after he got trucked by Patrick ...

On the defensive side of the ball, young players made key plays, including Malik Mustapha, who was dealing with a calf strain ...

Malik Mustapha has quickly emerged as a key cog in the San Francisco 49ers defense. The rookie safety joined the starting lineup in place of an injured Tanaloa Hufanga and has been a useful ...

McCaffrey will play Sunday for the first time this season when the 49ers (4-4) visit the Tampa Bay Buccaneers (4-4). The ...

On top of that, 49ers safety Malik Mustapha isn’t a player you’d expect to be on the receiving end of a truck stick. Yet, that should be a lesson to never underestimate Mahomes. During the ...

And speaking of bulldozing, Niners defensive back Malik Mustapha got lit up in the end zone by no other than Mahomes during the quarterback’s rushing touchdown in the fourth quarter. That ...

Kansas City Chiefs quarterback Patrick Mahomes (15) scores a touchdown next to San Francisco 49ers safety Malik Mustapha (6) in the fourth quarter at Levi’s Stadium. Cary Edmondson Imagn Images ...