1 / 16

2012 US Open - Day 14

NEW YORK, NY - SEPTEMBER 09: US Air Force F15e Strike Eagles fly over Arthur Ashe Stadium as members of the military unfurl the national flag before the start of the women's singles final match between Serena Williams of the United States and Victoria Azarenka of Belarus on Day Fourteen of the 2012 U.S. Open at the USTA Billie Jean King National Tennis Center on September 9, 2012 in the Flushing neighborhood, of the Queens borough of New York City. (Photo by Chris Trotman/Getty Images for USTA)

Serena Williams wins fourth U.S. Open

No. 4 Serena Williams won the first set and held on in the third to defeat No. 1 Victoria Azarenka 6-2, 2-6, 7-5 on Sunday in the women's singles final of the U.S. Open at Flushing Meadows. Williams continues to dominate after her gold-medal run in the 2012 London Olympics.