Tie Break Tens showed that tennis shouldn't be afraid to experiment

Alternative formats are trying to cut some of the fat from the sport. 

Kuznetsova chops hair, cuts down No. 3 Radwanska in WTA Finals stunner

Sveta, who barely made the cut for Singapore, beat the world No. 3 in 2:48, 7-5, 1-6, 7-5.