As a player he was as fiery as his hair -- and as a coach, Boris Becker says he has to battle to keep his emotions in check as he tries to guide world No. 1 Novak Djokovic to more success.
CNN.com - World, CNN: World
Thu, 08/21/2014 - 7:22am
As a player he was as fiery as his hair -- and as a coach, Boris Becker says he has to battle to keep his emotions in check as he tries to guide world No. 1 Novak Djokovic to more success.