Saturday, the 49ers placed RB Trey Sermon on the injured reserved, ruled out LB Marcell Harris, and elevated LB Tyrell Adams to the active 53-man roster. In addition, the Niners also called up WR River Cracraft and LB Justin March, who will revert to the practice squad after today’s game.
The 49ers placed rookie running back Trey Sermon on injured reserve. This comes at a time in which running back JaMycal Hasty returns to action from an ankle injury.
Sermon sustained an ankle injury while playing special teams in the 49ers’ Week 12 game against the Minnesota Vikings.