Fourth seed Agnieszka Radwa?ska crashed out of the season's last Grand Slam, US Open yesterday. This was the first major upset of the US Open in Women's Singles event. Polish Radwanska bowed to world 39th Chinese Shuai Peng in second round 3-6, 4-6. Other top seed from the singles event Simona Halep, Angelique Kerber and Maria Sharapova have moved into 3rd round whereas World Number one Serena Williams will play her second round match today.In Men's Singles event, Novak Djokovic, Stanislas Wawrinka and Andy Murray will play their second round match tonight. Yesterday, Roger Fedrer and David Ferrer advanced to second round.Indian Zimbabwean duo of Sania Mirza and Cara Black registered victory over Czech twin sisters Karolina and Kristyna Pliskova by 6-3, 6-0.Sania will play her mixed doubles opener later in the evening, with Brazilian partner Bruno Soares, against local pair Tornado Alicia Black and Ernesto Escobedo.