NEW YORK (Reuters) -Italians Sara Errani and Andrea Vavassori retained their mixed doubles title at the U.S. Open on Wednesday, overcoming Iga Swiatek and Casper Ruud 6-3 5-7 10-6 in the competition's reimagined format that drew some of the top singles players.

A star-studded and revamped U.S. Open mixed doubles has reached the semifinals, with the final also tonight in New York.