With the Panthers parting ways with the likes of Luke Kuechly retiring and Greg Olsen and other veterans leaving, Carolina could decide to go into full-on rebuild mode under new coach Matt Rhule. Newton is in the final year of his contract, and the Panthers could net $19.1 million in salary-cap space by parting ways. The tenuous nature of the signal-caller's future and multi-years' worth of injuries have led to speculation about his future in Carolina.