Top-ranked Bob and Mike Bryan claimed their fourth doubles title at the ATP Finals with a 6-7 (5), 6-2, 10-7 win over seventh-seeded Ivan Dodig and Marcelo Melo on Sunday.
Rafael Nadal continued his comeback from injury with a 6-1, 6-1 win against unheralded Frenchman Pierre-Hugues Herbert on Wednesday to reach the Swiss Indoors quarterfinals.
Fourth-seeded Milos Raonic hit 12 aces and saved all five break points he faced as he beat Steve Johnson of the United States 7-6 (4), 6-4 in the first round of the Swiss Indoors on Tuesday.
Rafael Nadal marked his return to the Swiss Indoors after a 10-year absence with a 6-2, 6-2 win over Italian qualifier Simone Bolelli in the first round on Monday.
Fifth-seeded Roberto Bautista Agut of Spain beat local favorite Andrei Kuznetsov 6-3, 6-4 Monday to reach the second round of the Kremlin Cup.
Andy Murray moved into the third round of the Shanghai Masters with a 7-5, 6-2 win over Jerzy Janowicz on Wednesday.
Fabio Fognini of Italy bumped into the Chinese wild card who beat him and gave an obscene gesture to the crowd at the Shanghai Masters on Tuesday.
Fourth-seeded Kei Nishikori of Japan beat Ivan Dodig of Croatia 6-3, 6-4 to advance to the second round of the Japan Open on Wednesday.
Top-seeded Kei Nishikori of Japan beat Rajeev Ram of the United States 6-2, 6-3 to reach the quarterfinals of the Malaysian Open on Wednesday.
Fifth-seeded Pablo Cuevas of Uruguay opened the Malaysian Open with a 6-4, 7-6 (1) victory over Jurgen Melzer of Austria on Monday.
Top-seeded Jo-Wilfried Tsonga served 10 aces and saved all five break points to defeat Gilles Muller of Luxembourg 7-6 (7), 6-4 at the Moselle Open on Wednesday.
Jo-Wilfried Tsonga won the Rogers Cup on Sunday, beating second-seeded Roger Federer 7-5, 7-6 (3) for his fourth straight victory over a higher-seeded opponent.
Top-seeded Novak Djokovic was upset by 13th-seeded Jo-Wilfried Tsonga in the third round of the Rogers Cup on Thursday.
Roger Federer rolled to a 6-2, 6-0 victory over wild card Peter Polansky in the second round of the Rogers Cup, and Stan Wawrinka, Ernests Gulbis and Richard Gasquet also advanced in the U.S. Open tuneup on Tuesday.
John Isner lost to Ivan Dodig in the Rogers Cup on Monday night and was upset in his first match for the second straight tournament.
Seeded women's players Li Na and Agnieszka Radwanska overcame stubborn resistance to win their first-round matches at the Madrid Open on Monday.