Last month, Sean McVay said he didn't have "any reason to be concerned" about Matthew Stafford. That's no longer the case, unfortunately.

Stafford worked out on Saturday and looked good throwing 60 passes, but continues to feel soreness in his back.

Los Angeles Rams QB Matthew Stafford’s back injury kept the 37-year-old out of practice Monday, despite expectations that he was set to get his first action of the preseason.