Djokovic, Murray advance to semis at ATP finals

LONDON (AP) - Top-ranked Novak Djokovic and No. 3 Andy Murray won their final group matches Friday at the ATP finals, sending both into Sunday's semifinals.

Djokovic improved to 3-0 at the season-ending event for the top eight players in the world, beating Tomas Berdych 6-2, 7-6 (6).

Murray, needing only to win a set to advance, defeated Jo-Wilfried Tsonga 6-2, 7-6 (3) in the late match at the O2 Arena.

In Group B, six-time champion Roger Federer has already qualified for the semifinals and will face Juan Martin del Potro in his final group match Saturday. David Ferrer is also in the group and can still qualify for the semis, while Janko Tipsarevic has been eliminated.