Roger Federer eased past United States teenager Frances Tiafoe 6-1 6-3 in the first round of the Swiss Indoors.
Top-seeded Federer never faced a break point in the 61-minute match and won every point when his first service landed safely.
A seven-time champion at his hometown event in Basel, Federer clinched the victory when the 76th-ranked American put a backhand volley into the net.
Federer improved to 3-0 against the 19-year-old Tiafoe, whom he beat in five sets in the US Open first round two months ago.
The Swiss star next plays Benoit Paire of France ater Paire beat American Steve Johnson 6-3 7-6 (7-4).
Begian third seed David Goffin also advanced with a 6-2 7-5 win over countryman Peter Gojowczyk and fifth-seeded American Jack Sock battled past Canada’s Vasek Pospisil 3-6 7-6 (9-7) 7-5.
Mischa Zverev couldn’t fire though. The eighth seed fell 7-5 7-5 to Argentine veteran Leonardo Mayer.