Steelers rookie FB DJ Thomas-Jones has returned to practice after being carted off the field last week at training camp.

P ITTSBURGH -- The Pittsburgh Steelers defense is now worrying about a significant injury as outside linebacker Alex Highsmith went down during one-on-one drills at training camp. According to head coach Mike Tomlin, Highsmith suffered a groin injury, but the severity of it is unknown. Right now, they're waiting for more results.

Training camps have kicked off around the NFL, and our team reporters are on the ground each day following all the action. The Pittsburgh Steelers' camp is taking place at St. Vincent College in Latrobe,