San Francisco 49ers running back JordanMason. / Mark Konezny-Imagn Images The San Francisco 49ers lost their top two running backs in Week 13, as Christian McCaffrey was placed on injured reserve ...
The San Francisco 49ers’ running back problems aren’t getting any better. 49ers head coach Kyle Shanahan confirmed Monday that Isaac Guerendo sustained a foot sprain in Sunday’s 38-13 win over the ...