The San Francisco 49ers relied on star RB Christian McCaffrey on their opening drive against the Atlanta Falcons.The 49ers RB dominated. He received 6 touches (4 runs, 2 catches), racked up 69 yards and scored a touchdown.However, the 49ers announced that McCaffrey is questionable to return after sustaining a thigh injury in the first quarter. […] The post 49ers Turn to Rookie RB After Christian McCaffrey Injury vs. Falcons appeared first on HEAVY.