Abby Wambach acknowledges the crowd after making her 255th and final appearance for the U.S. women's national team against China on December 16, 2015. Chris Graythen/Getty Images North America/Getty Images

The 35-year-old is the leading scorer in the history of international soccer, with 184 goals. Kevin C. Cox/Getty Images North America/Getty Images

The U.S. Women's National Soccer Team celebrates after winning the Women's World Cup on Sunday, July 5, in Vancouver, Canada. The United States defeated Japan with a final score of 5-2. Click through to see highlights from the tournament: Dennis Grombkowski/Getty Images

Megan Rapinoe of the United States celebrates the decisive win against Japan. Kevin C. Cox/Getty Images

Abby Wambach celebrates after the U.S. victory. Dennis Grombkowski/Getty Images

Lauren Holiday of the United States heads the ball above Japan's Nahomi Kawasumi. Elaine Thompson/AP

Japan's Yuki Ogimi and United States' Meghan Klingenberg vie for the ball during the second half. Darryl Dyck/The Canadian Press via AP

Lloyd scores her team's second goal against Japan on July 5. Lars Baron/FIFA/FIFA via Getty Images

Lauren Holiday of the United States scores her first goal against Japan on July 5. Dennis Grombkowski/Getty Images

Ayumi Kaihori of Japan reacts as a ball from Carli Lloyd rolls into the goal box. Dennis Grombkowski/Getty Images

Lloyd is congratulated by teammates Hope Solo and Megan Rapinoe after scoring a goal. FRANCK FIFE/AFP/Getty Images

Lloyd celebrates scoring the opening goal against Japan. Kevin C. Cox/Getty Images

U.S. Vice President Joe Biden cheers on Team USA during the game in Vancouver. ANDY CLARK/AFP/Getty Images

American Kelley O'Hara, top, celebrates with teammates after scoring a goal against Germany on Tuesday, June 30. The goal, late in the second half, clinched a 2-0 semifinal victory for the Americans in Montreal. Minas Panagiotakis/Getty Images

Carli Lloyd scores the Americans' opening goal from a penalty. Dennis Grombkowski/Bongarts/Getty Images

U.S forward Alex Morgan is defended by Germany's Annike Krahn, left, and Lena Goessling. Elsa/Getty Images

American Morgan Brian, left, and German Simone Laudehr chase down the ball. Graham Hughes/The Canadian Press/AP

U.S. midfielder Tobin Heath gets knocked over by Germany's Tabea Kemme. FRANCK FIFE/AFP/Getty Images

U.S. defender Meghan Klingenberg stands over China's Wang Lisi during a Women's World Cup match in Ottawa on Friday, June 26. The United States won 1-0 to advance to the semifinals. Jana Chytilova/Freestyle Photo/Getty Images

China's Lou Jiahui collides with U.S. defender Julie Johnston. Jana Chytilova/Freestyle Photo/Getty Images

Heath fights for the ball with China's Pang Fengyue. NICHOLAS KAMM/AFP/Getty Images

U.S. forward Amy Rodriguez kicks the ball during the China match. NICHOLAS KAMM/AFP/Getty Images

Johnston and China's Wang Shuang vie for the ball during the second half. Sean Kilpatrick/The Canadian Press/AP

U.S. midfielder Megan Rapinoe is fouled by Colombia defender Angela Clavijo during a Women's World Cup match in Edmonton, Alberta, on Monday, June 22. The foul was in the box, leading to a penalty that Lloyd converted into a goal. The United States won the match 2-0 to advance to the quarterfinals. Erich Schlegel/USA TODAY

Nataly Arias of Colombia, center, controls the ball near U.S. forward Abby Wambach. Kevin C. Cox/Getty Images

Lloyd goes for the ball between Colombia's Stefany Castano, left, and Natalia Gaitan. Kevin C. Cox/Getty Images

Rapinoe heads the ball against Colombia. Jason Franson/The Canadian Press/AP

Clavijo stretches for the ball in front of U.S. midfielder Lauren Holiday. Jason Franson/The Canadian Press/AP

Wambach, top, scores against Nigeria during a match Tuesday, June 16, in Vancouver, British Columbia. The Americans won the match 1-0, clinching top spot in their group. Mike Hewitt/FIFA/Getty Images

U.S. goalie Hope Solo makes a save against Nigeria. Darryl Dyck/The Canadian Press/AP

A young U.S. fan watches the team warm up in Vancouver. Darryl Dyck/The Canadian Press/AP

Morgan, making her first start of the tournament, keeps her eye on the ball against Nigeria. Jonathan Hayward/The Canadian Press/AP

Heath is tackled by Nigeria's Esther Sunday. Mike Hewitt/FIFA/Getty Images

U.S. fans wait for the Nigeria match to start. Darryl Dyck/The Canadian Press/AP

Solo, right, punches the ball away during a match against Sweden on Friday, June 12. The match in Winnipeg, Manitoba, ended in a 0-0 draw. JEWEL SAMAD/AFP/Getty Images

Rapinoe tries to hold off Sweden's Therese Sjogran. Kevin C. Cox/Getty Images

Wambach plays in the second half against Sweden. Kevin C. Cox/Getty Images

U.S. supporters cheer their team during the Sweden match. John Woods/The Canadian Press/AP

Sjogran and Sydney Leroux chase down the ball. John Woods/The Canadian Press/AP

U.S. fans prepare to watch the Sweden match. JEWEL SAMAD/AFP/Getty Images

Rapinoe celebrates after scoring a goal against Australia in the team's opening match Monday, June 8, in Winnipeg. Rapinoe would later score again as the United States won 3-1. Kevin C. Cox/Getty Images

Leroux (No. 2), Wambach (No. 20) and other U.S. players celebrate after winning the Australia match. Adam Pretty/FIFA/Getty Images

U.S. forward Christen Press heads the ball against Australia. She scored a goal in the second half. JEWEL SAMAD/AFP/Getty Images

Leroux slides into Australia's Servet Uzunlar. Kevin C. Cox/Getty Images

Solo made some big saves in the Australia match, especially early in the first half. Kevin C. Cox/Getty Images