This US Open finally got its first shocker. After three days of the top players winning decisively, fifth-seeded Jo-Wilfried Tsonga was upset by Martin Klizan of Slovakia in the second round.
Americans Andy Roddick, Venus Williams, Sam Querrey and Dennis Novikov all won on the second day of the US Open.
In a match where nobody’s serve was safe, No. 17 Anastasia Pavlyuchenkova made it to her second Grand Slam quarterfinal Monday with a 5-7, 6-3, 6-4 win over former French Open champion Francesca Schiavone.
Melanie Oudin, the 18-year-old from Marietta, Ga., needed just 56 minutes to beat Olga Savchuk of Ukraine 6-3, 6-0.