Athlon Sports. Brandon Aiyuk hasn't just been sitting strapped into a roller-coaster; sometimes, he's been the conductor of the ride. The standout receiver tore his ACL and MCL in the San Francisco 49ers' Week 7 game last season;

It’s no accident the 49ers had trouble in the red zone last season with McCaffrey unable to dent the end zone. Any hope they have of reclaiming the NFC West and becoming a factor in the postseason rests with a return of the McCaffrey of old and not an “old” McCaffrey.