Las Vegas running back Ashton Jeanty, who had to be helped off the practice field Sunday, is believed to have sprained his ankle, sources told ESPN's Adam Schefter and NFL Network's Ian Rapoport, and the Raiders still are unsure how long he will be out.

We’re not sure if that’s an official medical diagnosis but it’s good news that the Raiders are not saying the second-year back sustained a real-deal high ankle injury, the kind of injury that often le...

Should Jeanty be out for any notable length of time, rookie Mike Washington Jr. likely would move to the top of the depth chart.