What a Shot! 

      Roger Federer of Switzerland gestures during a press conference ahead of the Shanghai Masters tennis tournament in Shanghai on October 11, 2015. The tournament will take place from October 12 to 18.    AFP PHOTO / JOHANNES EISELE        (Photo credit should read JOHANNES EISELE/AFP/Getty Images)

      Roger Federer pulls out of Madrid Masters

      By Chris Borg, CNN
      Having played in just three tournaments this year, Federer said he was pulling out of the Madrid Masters after suffering a back problem in practice.