Highlights of the WTA Championships 2012 in Istanbul fourth day of competition. (2012-10-26)

Roger Federer celebrates his 37th birthday away from the ATP Tour. He withdrawn from this week Toronto Masters 1000.

Kokkinakis-Harrison handshake and some chatter in Cincinnati

Rafael Nadal reaches yet another grand slam semifinal after downing Tomas Berdych in four high-quality sets.

Roger Federer beats Andy Murray in Dubai and wins his second titel in 2012.