David Arkin, a fourth-round pick two years ago, was working with the first team at left guard Thursday with Livings and Leary out. The Cowboys have moved him around a lot in the interior of their line because of injuries, but he's never played in a regular season game.
The Cowboys break camp in Oxnard on Friday and play their third preseason game Saturday at Arizona before returning to Texas,Cheap Shoes Wholesale China Free Shipping.
