AP Source: Browns' Mack voids contract, becomes free agent (Yahoo Sports)

Alex Mack has snapped the ball into the Browns' court. One of the league's best interior linemen, Mack was set to make $24 million over the next three years on the deal he signed with the Browns in 2014. Cleveland's front office and coaching staff view Mack as one of the team's leaders and would hate to see the 30-year-old leave.