Menšík, 17, advances at US Open on Grand Slam debut

Seventeen-year-old Czech Jakub Menšík has advanced to the second round of the US Open on his Grand Slam debut, after beating Gregoire Barrére of France 6-4 4-6 7-6 6-2 on Monday.

Tenth seed Karolína Muchová also advanced to round two, after beating Storm Hunter of Australia 6-4 6-0. Petra Kvitová, seeded 11th at Flushing Meadows, overcame Cristina Bucsa of Spain 6-1 7-6.

Jiří Veselý was the fourth Czech to advance on Monday, beating Enzo Couacaud in five sets.