Rory McIlroy turns his hand to tennis at an exhibition event in New York . New golf no.1 'wins ' rally against Wozniacki superstar Sharapova . Rory McIlroy beats McIlroy 's girlfriend 15 6-4 . He is back in action to defend his top spot in the WGC-Cadillac Championship at Doral Thursday . Roger Federer beats Roger Federer 7-5 7-6 at Madison Square Garden .
Rory McIlroy turns his hand to tennis at an exhibition event in New York . New golf no.1 'wins ' rally against Wozniacki superstar Sharapova . Rory McIlroy beats McIlroy 's girlfriend 15 6-4 . Roger Federer beats Roger Federer 7-5 7-6 at Madison Square Garden .