Round-up: Rafael Nadal made light of his aching back to blitz into the Rio quarters with a 6-1 6-2 win over Albert Montanes.
Tommy Haas may be 35 but he showed no sign of age when he cruised to a dominant first round victory at the Delray Beach Open.
Japan's Kei Nishikori beat Croatian giant Ivo Karlovic 6-4 7-6(0) to claim the ATP Memphis International title.
Japan's Kei Nishikori will take on Croatian giant Ivo Karlovic in the final of the ATP Memphis International.
Marin Cilic ousted second seed Andy Murray 6-3 6-4 to book a semi-final spot at the ATP Rotterdam event.
Andy Murray beat Sam Querrey in four sets as Great Britain reached the Davis Cup quarter-finals for the first time since 1986.
Hosts Japan sailed into the Davis Cup quarter-finals for the first time with a 3-1 victory against injury-plagued Canada on Sunday.
France and Switzerland gained unassailable 3-0 leads in the Davis Cup whilst Serbia were dumped out.
Andy Murray slipped out of the top four while Stan Wawrinka is the new world number three as the new rankings were released.
ATP World Tour Finals
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