Lleyton Hewitt won two Grand Slams at Wimbledon and Flushing Meadows, and remains the youngest player to reach world number one at 20 years and eight months.
James Blake was slammed to the ground and handcuffed and detained for 15 minutes in a case of mistaken identity.
Former world number four James Blake, 35, was detained by New York police, handcuffed and thrown to the floor in a case of mistaken identity. Blake was held for 15 minutes before a passer-by recognised him and he was released.
Roger Federer says on Twitter that he and his wife, Mirka, are expecting another child next year. Their twin daughters are named Charlene and Myla.
The 31st-ranked American, who is seeded sixth in Metz, got off to a slow start but managed to force a tiebreaker in the second set and pull through in the only first round match of the day.
Tsonga, currently number eight in the ATP world rankings, suffered a left knee injury during Wimbledon that forced him to withdraw.
James Blake had won 11 straight first-round matches at Flushing Meadows since losing in his debut in 1999. He has been ranked as high as No. 4 in the world in his career and reached three Grand Slam quarterfinals.
Hewitt, the 32-year-old Australian who once topped the world rankings, made his first start in the event since 2009.
Nadal says he was "very scared" and he thinks the table moved more during the quake than if he had been standing or sitting. He says his legs were wobbling.
Bolt, who won gold medals in the 100m, 200m and 4x100m at the Beijing 2008 and London 2012 Olympic Games, will be making his first competitive appearance in the Cayman Islands at the May 8 Cayman Invitational, less than a week after the Jamaica Invitational.
Djokovic now plays Andrea Seppi, the seventh seeded Italian, whose elegance off the ground may punish any further lapses more severely.
Federer had taken a two-week break after losing a grueling five-set semifinal to Andy Murray at the Australian Open and he showed signs of rustiness early against Zemlja.
Top-seeded Jo-Wilfried Tsonga of France began the defense of his Moselle Open title with a comfortable 6-3, 6-3 win against countryman Clement Reix in the second round on Wednesday.
American James Blake beat French wild-card Albano Olivetti 6-2, 7-6 (4) on Monday despite giving up 19 aces in the first round of the Moselle Open.
Andy Roddick ground out a straight-set victory over James Blake on Monday night in the second round of the Winston-Salem Open.
Sam Querrey of the United States won the Farmers Classic for the third time in four years, downing Lithuania's Ricardas Berankis 6-0, 6-2 on Sunday at the Los Angeles Tennis Center.
Two-time champion Sam Querrey won his opening match in the Farmers Classic, beating Igor Sijsling of the Netherlands 6-2, 6-2 on Wednesday at the Los Angeles Tennis Center.
Former world No.1 Roger Federer has said that he could recover the top spot with a Grand Slam title this season.