Otto Virtanen defeated Yannik Steinegger 6-0 6-4 in the M25 Biel 1 qualifying round of 32 on hard.
Virtanen O. took it in straight sets.
Otto Virtanen beat Yannik Steinegger 6-0 6-4. Umpiry, "Otto Virtanen vs Yannik Steinegger — M25 Biel 1 Qualifying Round of 32", https://umpiry.com/match/2021-03-29/steinegger-vs-virtanen-m25-biel-1-q32?utm_source=cite (as of 29 March 2021).