Dmitry Tursunov

 Andy Roddick and Juan Martin Del Potro were firmly on track for a Masters Cup berth as they strolled into the third round of the Paris Masters on Tuesday.

American Roddick, sixth in the ATP Race, beat Spaniard Feliciano Lopez 6-3 6-4 while Argentine Del Potro, who is seventh, thrashed Croatian Mario Ancic 6-0 6-4.

Russian Dmitry Tursunov set up a second-round clash with world number three Novak Djokovic when he blasted past French wildcard Adrian Mannarino 6-3 6-2 in the opening match of the Paris Masters Series on Sunday.

Tursunov, the world number 26 after titles in Sydney and Metz this year, was never bothered by the world number 136, whom he broke five times to win in 78 minutes.

The three remaining spots for the season-ending Masters Cup in Shanghai are up for grabs in Paris but none of the contenders were in action on Sunday.

Dmitry Tursunov won his second title of the year Sunday with a 7-6 (8-6), 1-6, 6-4 victory over Paul-Henri Mathieu in the final of the Open de Moselle.

The fifth-seeded Tursunov, whose previous title in 2008 came at Sydney, pocketed the $85,000 first prize. The Moscow native became the first Russian to win this event.

Mathieu, seeded fourth, was aiming for his fifth career title.

Tursunov showed some mettle in the first as he came back to win the tiebreak after getting his serve broken at 6-5.

Paul-Henri Mathieu ended the surprising run of countryman Adrian Mannarino at the Open de Moselle.

The fourth-seeded Mathieu advanced to the championship of the hardcourt event on Saturday with a 7-6 (10-8), 7-6 (7-1) semifinal victory over his fellow Frenchman. Mathieu will face fifth-seeded Dmitry Tursunov in Sunday’s final.

Playing on home soil, the 20-year-old Mannarino had been enjoying the best tournament of his life prior to the setback.

Dmitry Tursunov of Russia needed just 48 minutes to reach the third round of the Open de Moseille, beating Jose Acasuso of Argentina 6-2, 6-2 Wednesday.

Tursunov, seeded fifth, had 10 aces and converted all four of his break points. His lone title this year came in Sydney, Australia, in January.

He will next face the winner of Wednesday’s match between top-seeded Ivo Karlovic and Spanish veteran Carlos Moya. Latvia’s Ernests Gulbis faced Serbia’s Janko Tipsarevic in another second-round match.

Roger Federer flew into the Olympics second round on Monday and then warned Rafael Nadal that he was gunning to win back the number one ranking.

Federer hammered Russia's Dmitry Tursunov 6-4, 6-2 as Nadal stuttered against Italy's Potito Starace.

"My goal is to try to get number one ranking back," he said.

"I need to play well again. I need to win the big matches. That's what I'm looking at at the moment."

Federer's record 235 weeks at number one ends on August 18, the day after the Olympic final.

Rafael Nadal and Roger Federer took their first steps towards Olympic gold with contrasting victories in the men's singles.

Roger Federer shook off his poor recent form with a classy 6-4 6-2 victory over Dmitry Tursunov in the first round of the Olympic tennis event on Monday.

The Swiss top seed arrived on Centre Court 24 hours later than he had expected because of Sunday's rain but wasted little time dismantling his Russian opponent.

Federer broke serve once to win the opening set and moved up a gear to cruise through the second set.

Roger Federer begins his third attempt at winning an Olympic medal with a tricky first round singles match against the big-hitting Russian Dmitry Tursunov.