Madison Keys

Madison Keys moved into the U.S. Open's second round Tuesday night by defeating Elise Mertens of Belgium 6-3, 7-6 (6) under the roof in Arthur Ashe Stadium.

Madison Keys is an American professional tennis player. She has won three WTA Premier tournaments, and is the first American woman to debut in the Top 10 since Serena Williams in 1999, seventeen years earlier.

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