With Christian McCaffrey's status uncertain, 49ers battle Vikings

(Photo credit: Darren Yamashita-Imagn Images)
Christian McCaffrey is optimistic that he will make his season debut when the San Francisco 49ers play the Minnesota Vikings on Sunday afternoon in Minneapolis.

Then again, McCaffrey suggested the same things a week ago before he sat out the 49ers' season opener because of a calf injury and Achilles tendinitis.

"My mindset is I'm going to play no matter what I'm going throug