NEW YORK (AP) -- Sixth-seeded Tomas Berdych of the Czech Republic beat No. 27 Sam Querrey of the United States 6-7 (6), 6-4, 6-3, 6-2 on Saturday night to reach the U.S. Open's fourth round. Berdych, the 2010 Wimbledon runner-up, equaled his best finish at Flushing Meadows. He can get to the quarterfinals in New York for the first time by beating No.