Federer ousts upstart Coric in Dubai semis
Sharapova moves into Acapulco semifinals
Venus, Azarenka set up Qatar Open semifinal
Robredo tops Olivo, into Argentina quarters
Davis Cup: Murray, Britain to face Isner, U.S.
Federer won't return for Davis Cup in 2015
Karlovic, 35, oldest to win Delray Beach Open
Murray Stunned By Teen In Dubai
18-year-old Borna Coric stunned Andy Murray 6-1, 6-3 in the quarterfinals of the Dubai Championships.
Harrison Upends Dimitrov
Ryan Harrison knocked off defending Acapulco champion Grigor Dimitrov 7-5, 4-6, 6-0, while Kei Nishikori cruised.
Top Seeds Advance To Quarters In Dubai
Novak Djokovic, Roger Federer and Andy Murray advanced to the quarterfinals of the Dubai Duty Free Tennis Championships.