After fiery Twitter exchange, Kendrick Perkins questions why Kevin Durant cares so much

A day after a Twitter feud between ex-Thunder teammates Kevin Durant and Kendrick Perkins, the latter appeared on a radio show to clear the air.       

After fiery Twitter exchange, Kendrick Perkins questions why Kevin Durant cares so much
A day after a Twitter feud between ex-Thunder teammates Kevin Durant and Kendrick Perkins, the latter appeared on a radio show to clear the air.