Roger Federer and Juan Martin del Potro crush opponents in quick-fire wins to set up their third final in six years at the Swiss Indoors.

Serbia's Novak Djokovic, the second seed, cruised into the semifinals of the Rome Masters Saturday after a rain-interrupted 6-1, 6-4 win over Juan del Potro.

Top-seeded Canadian Milos Raonic held off Juan Martin del Potro 6-3, 7-6 (8/6) on Saturday to book a title clash with Jack Sock at the ATP Delray Beach Open.

Former US Open champ Juan Martin Del Potro got his season off to another successful start at the Delray Beach Open, defeating Kevin Anderson in straight sets and overcoming an opening set tumble in the process.

On-going fitness issues have forced Juan Martin del Potro out of next month's Australian Open and his planned warm up event in New Zealand, organisers of the Auckland Classic announced Saturday.

Argentina's Davis Cup champions returned to a heroes' welcome in Buenos Aires on Tuesday after clinching their maiden title with a stunning 3-2 win over Croatia at the weekend.

Argentina lift their first Davis Cup title after Juan Martin Del Potro and Federico Delbonis win Sunday's reverse singles to complete the South American nation's spectacular comeback in a 3-2 victory over hosts Croatia in the final.

Argentina was in sight of a first Davis Cup final since 2011 after taking a 2-0 lead over titleholder Britain thanks to singles wins

Swiss third seed Stan Wawrinka outlasts tiring former champion Juan Martin del Potro in four sets to advance to the semi-finals of the U.S. Open.

Gael Monfils is back in a Grand Slam semi-final after an eight-year wait after pummelling fellow Frenchman Lucas Pouille 6-4, 6-3, 6-3 to reach the US Open last four.

Second seed and 2012 champion Andy Murray crushes Bulgaria's Grigor Dimitrov 6-1, 6-2, 6-2 to reach a sixth US Open quarter-final.

World number 1 and Wimbledon defending champion Novak Djokovic goes perilously close to exiting the tournament at the earliest stage since 2008 before rain intervenes.