Players of the USA celebrate their side's second goal during a Beijing 2008 Olympics women's semi final soccer match between the USA and Japan in Beijing, China, Monday, Aug. 18...

...teammates Heather Mitts, left, and Shannon Boxx, after scoring a goal against Japan during a Beijing 2008 Olympics Group D first round women's soccer match in Qinhuangdao, China, Saturday, Aug. 9, 2008. (AP Photo...

10 May 2008: Hope Solo (USA). The United States Women's National Team defeated the Canada Women's National Team 6-0 at RFK Stadium in Washington, DC i...

US Olympic soccer player Heather Mitts, bottom, fights for the ball with Norway Olympic soccer player Melissa Wiik during...

...Marco Materazzi during the World Cup 2006 final football match between Italy and France at Berlin?s Olympic Stadium

...LA Galaxy soccer star David Beckham reacts during their exhibition game against Sydney FC at Sydney's Olympic Stadium, Australia, Tuesday, Nov. 27, 2007. (AP Photo/Mark Baker

...ball during the Womens World Cup 2007 Quarter Final match between the USA and England at Tianjin Olympic Center Stadium September 22, 2007 in Tianjin, China

...in international play. She called it quits in 2004, but first led the U.S. to an Olympic gold medal

Mia Hamm, who will retire after leading U.S. women's soccer to gold, led the Americans into Closing Ceremonies.

As Daniella and Lilly can attest, the game has been rough.

Hamm, second from left, Foudy (11) and Lilly (13) lead USA.

Kristine Lilly's first-half goal gave the U.S. an early lead.

The U.S. women had plenty to celebrate after Heather O'Reilly's goal nine minutes into overtime.