Sabalenka, Djokovic headline US Open mixed doubles field

July 27 : World number one Aryna Sabalenka and 24-time Grand Slam champion Novak Djokovic headline the initial entry list for this year's U.S. Open mixed doubles championship, organisers said on Monday, as the revamped event returns for a second edition.Six-times Grand Slam winner Iga Swiatek and Casper Ruud, world number two Elena Rybakina and Taylor Fritz, Naomi Osaka and Kei Nishikori, Jessica Pegula and Jack Draper, and defending champions Sara Errani and Andrea Vavassori are among the high-profile pairings entered into the competition.The mixed doubles championship will again be held during the week before the singles main draw, from Aug. 24-26, after organisers overhauled the format last year to attract more top singles players by reducing the field and offering a standalone place on