Published December 14th, 2015 - 07:17 GMT Switzerland's Roger Federer of Obi UAE Royals returns the ball to Croatia's Ivo Karlovic of Philippine Mavericks during their International Premier Tennis League (IPTL) tennis match on December 14, 2015 in the Emirate Dubai. AFP PHOTO / KARIM SAHIB View as a slider View as a list Tags:DubaiInternational Premier Tennis LeagueRoger FedererKARIM SAHIBIvo Karlovic You may also like Subscribe Sign up to our newsletter for exclusive updates and enhanced content Subscribe Now Subscribe Sign up to get Al Bawaba's exclusive celeb scoops and entertainment news LatestPopular Massive protest erupts in Tehran calling for fall of Islamic regime: video Satena passenger plane with 15 aboard goes missing Mostafa Gharieb stars in Heya Kimya airing Ramadan 2026 on MBC Egypt Starmer visits Beijing for first UK-China summit in eight years Five killed, including India’s Maharashtra Deputy CM, in Learjet crash Loading content ...