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Mirka Federer (R), wife of Roger Federer of Switzerland, sits with their twin girls Myla Rose and Charlene Riva as they watch Federer arrive on court for his men's singles match against Teymuraz Gabashvili of Russia at the Australian Open 2014 tennis tournament in Melbourne January 18, 2014. REUTERS/David Gray

Roger Federer and wife welcome second set of twins

The odds of the Federer twins winning a Wimbledon doubles title in the future have dramatically shortened after Roger Federer and his wife Mirka announced the birth of a second set of twins on Tuesday.