2014 U.S. Open - Day 15

In This Photo: Anna Kournikova
Bill Gates watches as Marin Cilic of Croatia plays against Kei Nishikori of Japan during the men's singles final match on Day fifteen of the 2014 US Open at the USTA Billie Jean King National Tennis Center on September 8, 2014 in the Flushing neighborhood of the Queens borough of New York City.
(Sept. 7, 2014 - Source: Elsa/Getty Images North America) more pics from this album »