The 2010 U.S. Open will take place August 30 to September 12, 2010 in the USTA Billie Jean King National Tennis Center at Flushing Meadows, Queens, New York City, United States. The tournament is played on outdoor hard courts.Defending champions are:Juan Martín del Potro - Men's SinglesKim Clijsters - Women's SIngles Serena Williams/Venus Williams - Women's DoublesLukáš Dlouhý/Leander Paes - Men's DoublesCarly Gullickson/Travis Parrott - Mixed DoublesWatch the 2010 U.S. Open live online.Please note: livestream might not be available in all countries. Check with the providers listed below.