Germany's Celia Okoyino Da Mbabi (L) fights for the ball with Rachel Buehler of the U.S. during the Algarve Women's Soccer Cup final match at Algarve stadium in Faro March 13, 2013. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (19) is surrounded by team-mates as they celebrate her goal against Iceland during their women's Algarve Cup soccer match at the municipal stadium in Albufeira in southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (19) is surrounded by team-mates as they celebrate her goal against Iceland during their women's Algarve Cup soccer match at the municipal stadium in Albufeira in southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (R) celebrates with team-mate Christie Rampone after scoring a goal against Iceland during their women's Algarve Cup soccer match at the municipal stadium in Albufeira in southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (19) celebrates after scoring a goal against Iceland during their women's Algarve Cup soccer match at the municipal stadium in Albufeira in southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler (front) of the U.S. heads the ball to score a goal past Iceland's goalkeeper Thora Bjorg Helgadottir (R) during their women's Algarve Cup soccer match at the municipal stadium in Albufeira, southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (19) celebrates after scoring a goal against Iceland during their women's Algarve Cup soccer match at the municipal stadium in Albufeira in southern Portugal March 6, 2013. REUTERS/Virgilio Rodrigues (PORTUGAL - Tags: SPORT SOCCER) 

The U.S. women's soccer team pose with their gold medals after defeating Japan in the women's final soccer match at the London 2012 Olympic Games at Wembley Stadium, August 9, 2012. Top row, L-R: Megan Rapinoe, Nicole Barnhart, Abby Wambach, Alex Morgan, Amy Rodriguez, Carli Llyod, Sydney Leroux, Heather O'Reilly and Lauren Cheney. Bottom row, L-R: Shannon Boxx, Amy le Peilbet, Kelley O'Hara, Becky Sauerbrunn, Christine Rampone, Heather Mitts, Hope Solo, Rachel Buehler and Tobin Heath. REUTERS/Nigel Roddis (BRITAIN - Tags: SPORT OLYMPICS SOCCER) 

Rachel Buehler (L) of the U.S. takes a shot on goal but misses past Japan's goalkeeper Miho Fukumoto in the women's final soccer match at the London 2012 Olympic Games in London at Wembley Stadium, August 9, 2012. REUTERS/Toru Hanai (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

Rachel Buehler (R) of the U.S. takes a shot on goal but misses past Japan's goalkeeper Miho Fukumoto in the women's final soccer match at the London 2012 Olympic Games in London at Wembley Stadium, August 9, 2012. REUTERS/Fabrizio Bensch (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

Japan's Yuki Ogimi fights for the ball against Rachel Buehler (R) of the U.S. in their women's soccer final gold medal match at Wembley Stadium during the London 2012 Olympic Games August 9, 2012. REUTERS/Mike Blake (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

Japan's Yuki Ogimi (C) watches a block by U.S. goalkeeper Hope Solo (R) as Rachel Buehler of the U.S. (16) looks on in the women's final soccer match at the London 2012 Olympic Games in London at Wembley Stadium, August 9, 2012. REUTERS/Toru Hanai (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

USA's Rachel Buehler celebrates a goal by teammate Megan Rapinoe past Canada in the women's semi final soccer match at the London 2012 Olympic Games at Old Trafford in Manchester, August 6, 2012. REUTERS/Andrea Comas (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

USA's Rachel Buehler (16) watches a corner kick by teammate Megan Rapinoe (not seen) go in for a goal past Canada's keeper Erin McLeod (L) and Lauren Sesselmann (10) in the women's semi final soccer match at the London 2012 Olympic Games at Old Trafford in Manchester, August 6, 2012. REUTERS/Andrea Comas (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

USA's Rachel Buehler (16) watches a corner kick by teammate Megan Rapinoe (not seen) go in for a goal past Canada's keeper Erin McLeod (L) and Lauren Sesselmann (10) in the women's semi final soccer match at the London 2012 Olympic Games at Old Trafford in Manchester, August 6, 2012. REUTERS/David Moir (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

Rachel Buehler of the U.S. women's Olympic football team warms up during a training session during the London 2012 Olympic Games outside Manchester August 5, 2012. REUTERS/Andrea Comas (BRITAIN - Tags: SPORT SOCCER OLYMPICS) 

Rachel Buehler (R) of the U.S. is challenged by North Korea's Kim Song-hui during their women's football first round Group G match at Old Trafford in Manchester during the London 2012 Olympic Games July 31, 2012. REUTERS/Andrea Comas (BRITAIN - Tags: SPORT SOCCER OLYMPICS)

Christie Rampone (R) and Rachel Buehler (L) of the U.S. go for the ball against France's Marie-Laure Delie during their women's Group G football match at the London 2012 Olympic Games at Hampden Park in Glasgow, Scotland July 25, 2012. REUTERS/David Moir (BRITAIN - Tags: SPORT OLYMPICS SPORT SOCCER)

Forward Christine Sinclair (12) of Canada drives past defender Rachel Buehler (16) of the U.S. during the second half of their international women's friendly soccer match in Salt Lake City, Utah, June 30, 2012. REUTERS/Jim Urquhart (UNITED STATES - Tags: SPORT SOCCER) 

Cristiane Rozeira (R) of Brazil and Rachel Buehler of the U.S. fight for the ball during their women's friendly soccer match in Chiba, east of Tokyo April 3, 2012. REUTERS/Toru Hanai (JAPAN - Tags: SPORT SOCCER) 

Abby Wambach (C), Rachel Buehler (L) and Becky Sauerbrunn (R) of the U.S. fight for the ball against Aline Pellegrino (2nd L) and Cristiane Rozeira of Brazil during their women's friendly soccer match in Chiba, east of Tokyo April 3, 2012. REUTERS/Toru Hanai (JAPAN - Tags: SPORT SOCCER) 

Rachel Buehler (R) of the U.S. challenges for the ball against Thais Duarte Guedes of Brazil during their women's friendly soccer match in Chiba, east of Tokyo April 3, 2012. REUTERS/Issei Kato (JAPAN - Tags: SPORT SOCCER) 

U.S. team players pose for photos before their women's friendly soccer match against Japan in Sendai, Miyagi prefecture, April 1, 2012. Players are (front L-R) Kelley O'Hara, Amy LePeilbet, Christie Rampone, Shannon Boxx and Heather O'Reilly, (rear L-R) Alex Morgan, Carli Lloyd, Lauren Cheney, Hope Solo, Abby Wambach, and Rachel Buehler. REUTERS/Toru Hanai (JAPAN - Tags: SPORT SOCCER) 

Rachel Buehler (L) of the U.S. fight for the ball against Yuika Sugasawa of Japan during their women's friendly soccer match in Sendai, Miyagi prefecture, April 1, 2012. REUTERS/Issei Kato (JAPAN - Tags: SPORT SOCCER) 

Kyoko Yano (16) of Japan shakes hands with Rachel Buehler (19) of the U.S. after their women's friendly soccer match in Sendai, Miyagi prefecture, April 1, 2012. REUTERS/Issei Kato (JAPAN - Tags: SPORT SOCCER) 

Rachel Buehler (L) of the U.S. fights for the ball against Yuki Nagasato of Japan during their women's friendly soccer match in Sendai, Miyagi prefecture, April 1, 2012. REUTERS/Issei Kato (JAPAN - Tags: SPORT SOCCER) 

Japan's Yuki Nagasato and Rachel Buehler of the U.S. (front) fight for the ball during their women's Algarve Cup soccer match at the Algarve stadium in Faro, southern Portugal, March 5, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Japan's Kozue Ando (R) and Rachel Buehler of the U.S. fight for the ball during their women's Algarve Cup soccer match at the Algarve stadium in Faro, southern Portugal, March 5, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Japan's Yuki Nagasato (L) challenges Rachel Buehler of the U.S. during their women's Algarve Cup soccer match at the Algarve stadium in Faro, southern Portugal, March 5, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Denmark's Lise Overgaard (C) and Katrine Pedersen (R) go up for a header against Rachel Buehler of the U.S. during their women's Algarve Cup soccer match at the Lagos stadium in Lagos, southern Portugal, February 29, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (L) goes for a header with Denmark's Nadia Nadim during their women's Algarve Cup soccer match at the Lagos stadium in Lagos, southern Portugal, February 29, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. (L) goes for a header with Denmark's Nadia Nadim during their women's Algarve Cup soccer match at the Lagos stadium in Lagos, southern Portugal, February 29, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Denmark's Pamille Harder (L) is challenged for the ball by Rachel Buehler of the U.S. during their women's Algarve Cup soccer match at the Lagos stadium in Lagos, southern Portugal, February 29, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S (L) jumps for the ball against Raquel Rodriguez of Costa Rica during the first half of their semi-final CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 27, 2012. REUTERS/Ben Nelms (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Rachel Buehler (in white) of the U.S. heads the ball against Raquel Rodriguez of Costa Rica during the second half of their semi-final CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 27, 2012. REUTERS/Ben Nelms (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Rachel Buehler of the U.S (L) jumps for the ball against Raquel Rodriguez of Costa Rica during the first half of their semi-final CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 27, 2012. REUTERS/Ben Nelms (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Abby Wambach (L), Rachel Buehler and Tobin Heath (17) of the U.S celebrate Heath's goal against Costa Rica during the first half of their semi-final CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 27, 2012. REUTERS/Ben Nelms (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Abby Wambach (L), Rachel Buehler and Tobin Heath (17) of the U.S celebrate Heath's goal against Costa Rica during the first half of their semi-final CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 27, 2012. REUTERS/Ben Nelms (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Rachel Buehler (R) of the U.S. celebrates her goal against Dominican Republic with teammate Tobin Heath during the first half of their CONCACAF Women's Olympic qualifying soccer match in Vancouver, British Columbia January 20, 2012. REUTERS/Andy Clark (CANADA - Tags: SPORT SOCCER OLYMPICS) 

Karina Maruyama (L) of Japan fights for the ball with Rachel Buehler of the U.S. during their Women's World Cup final soccer match in Frankfurt July 17, 2011. REUTERS/Alex Domanski (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Yuki Nagasoto (R) of Japan fights for the ball with Rachel Buehler of the U.S. during their Women's World Cup final soccer match in Frankfurt July 17, 2011. REUTERS/Wolfgang Rattay (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Japan's Nahomi Kawasumi (R) challenges Rachel Buehler of the U.S. during their Women's World Cup final soccer match in Frankfurt July 17, 2011. REUTERS/Thomas Bohlen (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Orianica Velasquez of Colombia (L) is challenged by Rachel Buehler of the U.S. during their Women's World Cup Group C soccer match in Sinsheim
July 2, 2011. REUTERS/Alex Domanski (GERMANY - Tags: SPORT SOCCER WORLD CUP) 

Players of the U.S. celebrate the goal of team mate Rachel Buehler during their Women's World Cup Group C soccer match against North Korea in Dresden June 28, 2011.REUTERS/Thomas Peter (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Players of the U.S. celebrate the goal of team mate Rachel Buehler during their Women's World Cup Group C soccer match against North Korea in Dresden June 28, 2011. REUTERS/Tobias Schwarz (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Rachel Buehler of the U.S. (C) celebrates her goal with team mates during their Women's World Cup Group C soccer match against North Korea in Dresden June 28, 2011. REUTERS/Tobias Schwarz (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Rachel Buehler of the U.S. (L) celebrates her goal with team mate Alex Krieger (R) during their Women's World Cup Group C soccer match against North Korea in Dresden June 28, 2011.REUTERS/Thomas Peter (GERMANY - Tags: SPORT SOCCER WORLD CUP)

U.S. team pose for a photo before their Women's World Cup Group C soccer match against North Korea in Dresden June 28, 2011. Top row L to R are Rachel Buehler, Alex Krieger, Heather O'Reilly, Lauren Cheney, Hope Solo and Abby Wambach, bottom row L to R are Carli Lloyd, Amy Le Peilbet, Christie Rampone, Shannon Boxx and Amy Rodriguez. REUTERS/Thomas Peter (GERMANY - Tags: SPORT SOCCER WORLD CUP)

Japan forward Mana Iwabuchi (20) shoots the ball in front of United States defender Rachel Buehler (19) during the second half of their international friendly soccer match in Columbus, Ohio, May 14, 2011. REUTERS/Matt Sullivan (UNITED STATES - Tags: SPORT SOCCER) 

Japan forward Saki Kumagai (4) fights for the ball with United States defender Rachel Buehler (19) during the second half of their international friendly soccer match in Columbus, Ohio May 14, 2011. REUTERS/Matt Sullivan (UNITED STATES - Tags: SPORT SOCCER) 

England's Ellen White (bottom) challenges Rachel Buehler of the U.S. during their women's international friendly soccer match at the Leyton Orient in London April 2, 2011. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SPORT SOCCER) 

Italy forward Silvia Fuselli (R) battles United States defender Rachel Buehler for the ball during the second half of their Women's World Cup qualifying match in Bridgeview, Illinois November 27, 2010. REUTERS/Frank Polich (UNITED STATES - Tags: SPORT SOCCER) 

Italy midfielder Giulia Domenichetti (R) and United States defender Rachel Buehler battle for the ball during the second half of their Women's World Cup qualifying match in Bridgeview, Illinois November 27, 2010. REUTERS/Frank Polich (UNITED STATES - Tags: SPORT SOCCER) 

Carolina Pini (L) of Italy challenges Rachel Buehler of the U.S. during their Women's World Cup qualifying play-off first leg soccer match at the Euganeo stadium in Padova, northern Italy, November 20, 2010. REUTERS/Giampiero Sposito (ITALY - Tags: SPORT SOCCER) 

U.S. soccer players Carli Lloyd, Heather O'Reilly, Amy Rodriguez, Nicole Barnhart, Abby Wambach, Megan Rapinoe (top row, L-R), Shannon Boxx, Amy Lepeilbet, Christie Rampone, Heather Mitts and Rachel Buehler (bottom row, L-R) pose before their semi-final soccer match of the CONCACAF Women's World Cup qualifying tournament against Mexico in Cancun November 5, 2010. REUTERS/Henry Romero (MEXICO - Tags: SPORT SOCCER) 

U.S. soccer players pose before their CONCACAF Women's World Cup qualifying tournament soccer match against Costa Rica in Cancun November 1, 2010. From L-R: (Top Row) Yael Averbuch, Carli Lloyd, Abby Wambach,Nicole Barnhart,Lauren Cheney and Kristine Lilly.(Bottom Row) Ali Krieger, Amy Lepeilbet, Christie Rampone, Shannon Boxx and Rachel Buehler. REUTERS/ Gerardo Garcia (MEXICO - Tags: SPORT SOCCER) 

Rachel Buehler of the U.S. celebrates after scoring against Haiti during the CONCACAF Women's World Cup qualifying tournament opening soccer match at the Andres Quintana Roo in Cancun October 28, 2010. REUTERS/Henry Romero (MEXICO - Tags: SPORT SOCCER) 

Rachel Buehler (19) of the U.S. celebrates with teammates after scoring against Haiti during the CONCACAF Women's World Cup qualifying tournament opening soccer match at the Andres Quintana Roo in Cancun October 28, 2010. REUTERS/Henry Romero (MEXICO - Tags: SPORT SOCCER) 

Rachel Buehler (L) of the U.S. scores past Haiti's goalkeeper Geralda Saintilus during the CONCACAF Women's World Cup qualifying tournament opening soccer match at the Andres Quintana Roo stadium in Cancun October 28, 2010. REUTERS/Henry Romero (MEXICO - Tags: SPORT SOCCER) 

Rachel Buehler (L) of the U.S. scores past Haiti's goalkeeper Geralda Saintillius during the CONCACAF Women's World Cup qualifying tournament opening soccer match at the Andres Quintana Roo in Cancun October 28, 2010. REUTERS/Henry Romero (MEXICO - Tags: SPORT SOCCER)