Djokovic beats Nadal, advances to final at ATP finals

LONDON (AP) Novak Djokovic is back in the final of the season-ending ATP finals.

The top-ranked Serb beat Rafael Nadal 6-3, 6-3 Saturday at the O2 Arena, putting him one win away from a fourth straight title at the tournament for the top eight players in the world.

Djokovic will face either six-time champion Roger Federer or Stan Wawrinka in Sunday's final. The Swiss pair will play in Saturday's late match.

Djokovic was strong when he had the ball, losing only seven points on his serve in the first set and three in the second. He was also good enough when he needed be on the receiving end, converting three of his five break points.