Roger Federer and Juan Martin del Potro both slipped into the Swiss Indoors quarter-finals by beating French adversaries in straight sets on Thursday.
Top-seeded Federer traveled to a 6-1, 6-3 prevail upon 40th-positioned Benoit Paire in 57 minutes.
Federer took his second match-point risk on Paire’s serve, moving toward the net to hit a forehand cross-court champ.
Federer has not confronted a break point this week in two matches at the place where he grew up occasion in Basel. He next plays another Frenchman, seventh-seeded Adrian Mannarino.
Mannarino progressed to Friday’s quarter-finals subsequent to beating Canadian youngster Denis Shapovalov 4-6, 6-1, 6-2.
Fourth-seeded Del Potro, a two-time Basel champion, beat Julien Benneteau 6-4, 6-4 and remained on course to meet all requirements for the ATP World Tour Finals lineup in London one month from now.
Likewise Thursday, Marin Cilic, the second-seeded shielding champion, beat 54th-positioned Borna Coric 6-3, 3-6, 6-3 to enhance to 5-0 against his Croatian comrade.
Cilic will play Hungarian qualifier Marton Fucsovics in the quarterfinals. Fucsovics propelled when rival Leonardo Mayer resigned when trailing 3-0 in the main set.