Tomas Berdych followed the example of top seed Roger Federer by making almost effortless progress into the quarter-finals of the Rotterdam Open yesterday as opponent Marcos Baghdatis quit while trailing 3-0 in their second-round match.

Roger Federer celebrates his win in Rotterdam Open. Pic/AFP

Berdych spent just 19 minutes on court but put the former Australian Open finalist under immediate pressure with five break points.

On Wednesday, Federer moved easily into the last eight at the Ahoy stadium as second-round opponent Mikhail Youzhny withdrew a day before their contest with a left foot injury. Federer still had to go out and win his opening match against Frenchman Nicolas Mahut, which he did, 6-4, 6-4.

Roddick advances
Meanwhile, second seed Andy Roddick saved 12 of 13 break points en route to a 6-7 (5/7), 7-6 (7/5), 6-4 victory over fellow American Denis Kudla at the ATP Tour San Jose Open in California on Wednesday.

Defending champ and third seeded Milos Raonic of Canada beat Germany's Tobias Kamke 6-2, 7-6 (9/7) to reach the quarters. Top seed Gael Monfils withdrew Wednesday with a right knee injury.

Sania out of doubles
Aiming for her second title in a row, Sania Mirza crashed out of the Qatar Open along with partner Elena Vesnina after a straight-set defeat against Vera Dushevina and Shahar Peer yesterday in Doha. The
Indo-Russian pair lost the second round match 4-6, 4-6 to their unseeded opponents.

Azarenka in quarters
Victoria Azarenka swept into the quarter-finals of the WTA Qatar Open with a swift demolition of Romanian Simona Halep 6-3, 6-1 yesterday. Earlier, Agnieszka Radwanska advanced into last eight with a 7-5, 6-1 win over Varvara Lepchenko.