In the only U.S. Grand Slam of the season, 12 American singles players take the court Wednesday, with Andy Roddick and John Isner both scheduled to play their opening round matches in the evening. Andy Murray and Maria Sharapova play their first and second round matches, respectively, at Arthur Ashe Stadium. The all American match takes place in the evening at Arthur Ashe Stadium with Andy Roddick and Michael Russel. Here's a schedule of some of the biggest matches of the day.
Somdev Devvarman vs. No. 4 Andy Murray - not before 2 p.m ET., Arthur Ashe Stadium
No. 6 Robin Soderling vs. Louk Sorensen - 11 a.m. ET, Grandstand
No. 21 Andy Roddick vs. Michael Russell - 7 p.m. ET, Arthur Ashe Stadium
Marcos Baghdatis vs. No. 28 John Isner - not before 5 p.m. ET, Louis Armstrong Stadium
Kateryna Bondarenko vs. No. 2 Vera Zvonareva - 11 a.m ET., Arthur Ashe Stadium
Angelique Kerber vs. No. 12 Agnieszka Radwanska - 11 a.m. ET, Grandstand
No. 14 Dominika Cibulkova vs. Irina Falconi - 11 a.m., ET, Court 11
Anastasiya Yakimova vs. No. 3 Maria Sharapova - 7 p.m., Arthur Ashe Stadium
A complete schedule of play can be found on the official website of the U.S. Open.