Unheralded Slovakian Martin Klizan caused the shock of the tournament yesterday as he knocked out fifth seed Jo-Wilfried Tsonga in the second round of the US Open.

Andy Murray felt he had taken a step forward as he dispatched US Open second-round opponent Ivan Dodig with the minimum of fuss under the lights at Flushing Meadows.

Novak Djokovic and Andy Murray won their opening matches at the Western & Southern Open in straight sets.

Nikolay Davydenko upset Alexandr Dolgopolov in the first round of the Western & Southern Open at Cincinnati.

Six-times champion Rafael Nadal booked his place in the third round of the Barcelona Open with a comprehensive 6-1 6-2 victory over Spanish compatriot Guillermo Garcia-Lopez today.

Former world number one Andy Roddick won his first match since Wimbledon when he enjoyed a regulation straight-sets victory over Edouard Roger-Vasselin at the Winston-Salem Open.

KIM CLIJSTERS blamed a loss of confidence for her shock second-round defeat by Arantxa Rus at the French Open yesterday while Maria Sharapova admitted she was lucky to avoid joining the Belgian in making an early exit.

Five-time French Open champion Rafael Nadal again looked unconvincing as he booked a place in the third round at Roland Garros with a straight-sets win over fellow Spaniard Pablo Andujar.

Rafael Nadal avoided the shock of all shocks by coming from two sets to one down to beat John Isner 6-4 6-7 (2/7) 6-7 (2/7) 6-2 6-4 in the first round of the French Open today.

FOUR-TIME French Open champion Rafael Nadal is braced for a tough battle as he faces Lleyton Hewitt at Roland Garros today.

Roger Federer was pleased with his form but Rafael Nadal felt there was more improvement to come from himself as both secured straightforward victories at the French Open today.

Roland Garros dark horses Nikolay Davydenko and David Ferrer had few problems progressing to the French Open third round on a day when fellow leading seeds David Nalbandian and James Blake slipped up against a couple of unknowns.