MUNICH (AP)—Marin Cilic of Croatia, last year’s runner-up, advanced to the quarterfinals of the BMW Open on Thursday by beating Horacio Zeballos of Argentina 6-3, 7-6 (7).

Advertising

Cilic fired eight aces and lost only seven points behind his first serve while breaking Zeballos’s serve three times. The third-seeded Cilic is the highest seeded player left in the last eight. He has reached the quarterfinals in Munich for the fourth time in four tries.

Seventh-seeded Nikolay Davydenko of Russia rallied to beat German qualifier Julian Reister 3-6, 7-6 (5), 6-1. Davydenko won the tournament in 2004.