The running back position got shaken up this offseason for the San Francisco 49ers. Christian McCaffrey and Isaac Guerendo ...

The San Francisco 49ers signed Corey Kiner as an undrafted free agent, and the rookie is glad to be coached by running backs coach Bobby Turner.

Seven months before cornerback Upton Stout became a member of the 49ers as a third-round draft pick, he made a strong first ...