IRVING, Texas -- The Cowboys will have some noticeable changes on the offensive line when the season opens against the New York Giants on September 5.
Last year's top pick, Tyron Smith, is moving to left tackle after starting all 16 games at right tackle in 2011. Doug Free, last year's left tackle, is moving back to the right side, a position he played in 2009.
But the transformation also includes new offensive line coach, Bill Callahan, and two new free agent guards, Mackenzy Bernadeau and Nate Livings.
The two newcomers are projected to be starters. Callahan said Saturday that Livings will begin camp at left guard and Bernadeau at right guard.
"That's where we're going to start it, and we'll go from there," Callahan said. "As I told them, we're going to be flexible, we'll be fluid with both of them, so when we're in camp, there's a possibility of Mack going to left and Nate to the right. We'll see how it plays out, but that is the starting point."
Callahan said there were two...