Lineup notes on who's in, who's out and which fantasy football starters are questionable for this weekend's games.

On the other side of the ball, Isaac Guerendo has been ruled out due to ... but it's worth noting this was a light workout. For his part, Mahomes indicated he planned to push it in practice ...

Linebacker Dre Greenlaw was back at practice in a limited capacity on Wednesday following his Week 15 regular season debut.

RB Jordan Mason filled in admirably to start the year, but he was hit with a shoulder injury in Week 6 that he battled until ...

Guerendo (foot, hamstring) has been ruled out for Sunday's game at Miami, Matt Maiocco of NBC Sports Bay Area reports. Guerendo didn't practice this week and thus appears in danger of missing time ...

Isaac Guerendo faces an uphill climb if he wants to suit up on Sunday vs. the Dolphins after suffering a hamstring injury ...

The San Francisco 49ers running back Isaac Guerendo is dealing with a hamstring injury and is unlikely to play Sunday at the Miami Dolphins, a source told ESPN's Adam Schefter on Thursday.

San Francisco 49ers running back Isaac Guerendo has been diagnosed with a sprained foot, head coach Kyle Shanahan announced on Monday. Ian Rapoport @RapSheet <a href ...

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