The new tournament's first 14 pairs are set, with wild cards for a suite of singles stars — and the defending doubles champions.

Venus Williams’ comeback is headed to the U.S. Open next month. She will enter the redesigned mixed doubles tournament with Reilly Opelka via a wild-card entry.

The mixed-doubles field at the U.S. Open, which begins next month in New York, will be a star-studded event. The United States Tennis Association announced Tuesday the eight teams receiving direct entries into the tournament,