Richards-Ross, Richardson enter Adidas Grand Prix

NEW YORK (AP) -- American stars Jason Richardson, Jesse Williams and Sanya Richards-Ross will compete at the Adidas Grand Prix in New York City next month.

Richardson and Williams are reigning world champions - Richardson in the 110-meter hurdles and Williams in the high jump. Richardson will face a tough field against two other top Americans, Aries Merritt and David Oliver.

Richards-Ross is the 2009 world champion at 400 meters.

Three other reigning world champs had already been announced: Yohan Blake in the men's 100, Carmelita Jeter in the women's 100 and David Rudisha in the 800.

The meet is June 9 on Randall's Island, east of Upper Manhattan.

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