FILE--In this file photograph taken on Monday, May 20, 2013, Denver Broncos offensive tackle Chris Clark takes a break during drills during an off-season workout session at the NFL football team's training facility in Englewood, Colo. Clark is preparing as though he will be the one protecting Peyton Manning's blindside on the Broncos' upcoming Super Bowl-or-bust tour. (AP Photo/David Zalubowski, file)