Sam Querrey has been ousted from the U.S. Open, meaning no American man will make the quarterfinals at Flushing Meadows for the second straight year. The 20th-seeded Querrey lost Tuesday to No. 25 Stanislas Wawrinka 7-6 (9), 6-7 (5), 7-5, 4-6, 6-4 in a fourth-round match that took nearly 4 1/2 hours in Arthur Ashe Stadium. More...