Serena Williams won the U.S. Open Sunday, defeating Victoria Azarenka 7-5, 6-7, 6-1 to win her 17th grand slam. It's her fifth time winning the U.S. Open.
Azarenka came back from two breaks down to win the second set in a tiebreak, but the top-seeded Williams prevailed in the third as her sisterVenus looked on from the stands.
"It's an honor," Williams, 31, said after the match.
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