The Dallas Morning News
Dallas Cowboys tight end Jason Witten motivates the team before their game against the Miami Dolphins at Sun Life Stadium Sunday, November 22, 2015 in Miami Gardens, Fla. (G.J. McCarthy/The Dallas Morning News)
Jason Witten turned 34 last month. He has played 13 seasons for the Dallas Cowboys.
So what exactly does a 10-time Pro Bowler work on this time of year?
"Everything," he said after a minicamp practice at Valley Ranch. "Start over. For me, even more so now is you're constantly having to reevaluate that. I started from scratch.