Sunday's poll: What kind of punishment should Serena Williams receive?

Serena Williams lost her U.S. Open match Saturday because of her verbal outburst toward a line judge who called a foot fault on her during her match against Kim Clijsters.

Williams was forced to forfeit a point, and that point gave Clijsters the match and sent Williams home.

But what should happen now? Vote in today's poll, then leave a comment letting us know why you voted the way you did.