May 22 (OPTA) - Results from the ATP World Tour 250, Geneva Men's Singles matches on Monday
1st Round
Guido Pella (ARG) beat Dominik Koepfer (GER) 6-3 6-4
Jared Donaldson (USA) beat Denis Istomin (UZB) 5-7 6-4 6-0
Frances Tiafoe (USA) beat Ryan Harrison (USA) 3-6 7-6(5) 6-4
Bernabe Zapata Miralles beat Florian Mayer (GER) 6-3 6-2
(ESP)
Peter Gojowczyk (GER) beat Ivo Karlovic (CRO) 7-6(4) 4-6.
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Source: Reuters
