Officially concerned about Arian Foster

It was an exciting second preseason weekend in the NFL, with performances large and small, important injuries and still, my biggest takeaway -- and I suspect I’m hardly alone -- is the fact Houston Texans coach Gary Kubiak finally acknowledged the Arian Foster situation is becoming a problem. "It’s something that’s going to take some time for him to get through," Kubiak said of Foster’s back injury, which has required injections. "The running back picture is concerning."