10/22/2010 12:30 pm ET | Updated May 25, 2011

Maria Sharapova & Sasha Vujacic Dating? Relationship Rumors Heat Up

Maria Sharapova and Sasha Vujacic are likely dating, reports Kevin Ding of the Orange County Register. Although Vujacic would not directly confirm the pairing, Ding notes that "other sources verified the relationship is legit."

Speculation about the tennis star and Lakers guard mounted after CNBC's Darren Rovell tweeted that "the two were seen cuddling up" at a U2 concert. Matt Cronin of Inside Tennis reported the relationship on Twitter yesterday.