Bucharest Open: Dzumhur advances to semi-finals to face Cobolli
The Bosnian will play Italian Flavio Cobolli, the No 3 seed, in the next round

Bosnian Damir Dzumhur advanced to the semi-finals of the Bucharest Open when Spaniard Pedro Martinez, the second seed, retired on Friday.
Dzumhur, ranked No 65, was leading 6-1, 2-0 when Martinez, ranked No 47, retired from the match at the Năstase & Marica Sports Club.
The Bosnian will play Italian Flavio Cobolli, the No 3 seed, next.
Dzumhur defeated Monégasque qualifier Valentin Vacherot (6-2, 6-1) and Romanian wildcard Filip Cristian Jianu (6-4, 3-6, 6-3) in the previous rounds of the tournament.
Earlier in the week, Martinez won against Swiss wildcard Stan Wawrinka (4-6, 7-5, 6-2).
Bucharest ATP 250, other quarter-final results (Năstase & Marica Sports Club., clay, EUR 596,035):
- Flavio Cobolli beat Filip Misolic (Q): 7-6 (5), 6-4
- Sebastian Baez (1) beat Francisco Comesana: 7-6 (5), 2-6, 6-1
- Marton Fucsovics beat Christopher O’Connell: 6-0, 6-4



