Tuesday, 22 May 2012 05:24
Roger Federer maintained his 100% record at this year's ATP World Tour Finals and secured a semi-final spot with a straight-sets win over Robin Soderling.
The world number two made sure that his qualification from the round-robin stage would not depend on complicated mathematics as he despatched the Swede 7-6 (7-5) 6-3 at London's O2 Arena.