How big is the fallout in OKC from Andre Roberson’s injury?

How much are the Thunder going to miss their elite defensive stopper? And do they need to make a trade if he isn’t able to return this season?
www.espn.com – NBA
How much are the Thunder going to miss their elite defensive stopper? And do they need to make a trade if he isn’t able to return this season?
www.espn.com – NBA