49ers Announce Roster Moves

The San Francisco 49ers today announced that LB Marcell Harris (concussion) has been downgraded to out against the Seattle Seahawks. The team also announced the following roster moves:

The following player has been promoted to the active roster from the team’s practice squad:

Pos.          Number               Name                        

LB             53                         Tyrell Adams

The following players have been activated from the team’s practice squad (standard elevations):

Pos.          Number               Name                        

WR           13                         River Cracraft

LB             59                         Justin March

The following player has been placed on the Injured Reserve List:

Pos.          Number               Name                        

RB            28                         Trey Sermon