A fan waits for the begining of the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

Victor Ortiz, left, and Josesito Lopez go head to head after weighing in for Saturday's WBC welterweight boxing match, Friday, June 22, 2012, in Los Angeles. (AP Photo/Grant Hindsley)

Washington Nationals' Bryce Harper prepares for an at-bat in the first inning of an interleague baseball game against the Baltimore Orioles in Baltimore, Friday, June 22, 2012. (AP Photo/Patrick Semansky)

Bryan Clay reacts after the 110m hurdles during the decathlon competition at the U.S. Olympic Track and Field Trials Saturday, June 23, 2012, in Eugene, Ore. (AP Photo/Matt Slocum)

A diver is trailed by a cloud of air bubbles during a warm-up before the men's 10-meter platform final at the U.S. Olympic diving trials on Saturday, June 23, 2012, in Federal Way, Wash. (AP Photo/Elaine Thompson)

Mary Saxer reacts after a vault in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

Trey Hardee reacts after clearing the bar while pole vaulting during the decathlon competition at the U.S. Olympic Track and Field Trials Saturday, June 23, 2012, in Eugene, Ore. (AP Photo/Matt Slocum)

A Greek fan waits for the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

Lolo Jones and Michelle Perry compete in the women's 100m hurdles at the U.S. Olympic Track and Field Trials Saturday, June 23, 2012, in Eugene, Ore.(AP Photo/Marcio Jose Sanchez)

A Greek fan waits for the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

An unidentified swimmer dives during practice at the U.S. Olympic swimming trials, Sunday, June 24, 2012, in Omaha, Neb. The trials are scheduled to start on Monday. (AP Photo/Charlie Neibergall)

Carlos Carbonero of Arsenal, right, fights for the ball with Belgrano's Gaston Turus during an Argentina's league soccer match in Buenos Aires, Argentina, Sunday, June 24, 2012. (AP Photo/Eduardo Di Baia)

England's Wayne Rooney reacts after losing the penalty shootout of the Euro 2012 soccer championship quarterfinal match between England and Italy in Kiev, Ukraine, Monday, June 25, 2012. (AP Photo/Michael Sohn)

Italy goalkeeper Gianluigi Buffon makes a save in the penalty shootout during the Euro 2012 soccer championship quarterfinal match between England and Italy in Kiev, Ukraine, Monday, June 25, 2012. (AP Photo/Michael Sohn)

Los Angeles Angels' Alberto Callaspo fouls out to Los Angeles Dodgers catcher Matt Treanor during the fifth inning of an interleague baseball game in Anaheim, Calif., Sunday, June 24, 2012. (AP Photo/Chris Carlson)

Gracia Leydon-Mahoney competes in the women's 10-meter platform final at the U.S. Olympic diving trials, Sunday, June 24, 2012, in Federal Way, Wash. (AP Photo/Elaine Thompson)

A Greek fan watches the Euro 2012 soccer championship quarterfinal match between Germany and Greece in Gdansk, Poland, Friday, June 22, 2012. (AP Photo/Ivan Sekretarev)

Sanya Richards-Ross crosses the finish line in the women's 400m finals at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Matt Slocum)

Italian soccer fans celebrate the team's victory as they watch the Euro 2012 soccer championship quarterfinal match between England and Italy on a giant screen in Rome, on Sunday, June 24, 2012. (AP Photo/Alessandra Tarantino)

A woman has a cheek made up with words reading "Gomez 23" for a public viewing event showing the EURO 2012 quarter-final football match between Germany and Greece on June 22, 2012 in Dresden, eastern Germany. /GettyImages

Katherine Bell dives in the women's 10-meter platform semifinals at the U.S. Olympic diving trials on Wednesday, June 20, 2012, in Federal Way, Wash. (AP Photo/Elaine Thompson)

Jennifer Suhr reacts after a vault in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

April Bennett competes in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

Jennifer Suhr reacts after a vault in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

Becky Holiday reacts after a vault in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

Mary Saxer competes in the women's pole vault at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Charlie Riedel)

Lolo Jones celebrates after the women's 100m hurdles final at the U.S. Olympic Track and Field Trials Saturday, June 23, 2012, in Eugene, Ore. (AP Photo/Eric Gay)

Kathleen Majester competes in the women's pole vault final during Day Three of the 2012 U.S. Olympic Track & Field Team Trials at Hayward Field on June 24, 2012 in Eugene, Oregon. (Photo by Christian Petersen/Getty Images)

A woman has a cheek made up with a heart and words reading "Hummels 05" for a public viewing event showing the EURO 2012 quarter-final football match between Germany and Greece on June 22, 2012 in Dresden, eastern Germany. /GettyImages

A fan poses ahead of the Euro 2012 football championships quarter-final match Spain vs France on June 23, 2012 at the Donbass Arena in Donetsk. /GettyImages

A french fan is pictured before the Euro 2012 football championships quarter-final match Spain vs France on June 23, 2012 at the Donbass Arena in Donetsk./GettyImages

A Greek fan cheers prior to the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

A German fan poses prior to the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

A Greek fan waits for the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

A Germany fan during the Euro 2012 soccer championship quarterfinal match between Germany and Greece in Gdansk, Poland, Friday, June 22, 2012. (AP Photo/Jon Super)

A Spanish fan cheers before the Euro 2012 soccer championship quarterfinal match between Spain and France in Donetsk, Ukraine, Saturday, June 23, 2012. (AP Photo/Darko Vojinovic)

Justin Gatlin reacts after winning the men's 100m finals at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Marcio Jose Sanchez)

Greek fans wait for the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages

Walter Dix grimaces as he crosses the finish line during a men's 100m semi final at the U.S. Olympic Track and Field Trials Sunday, June 24, 2012, in Eugene, Ore. (AP Photo/Eric Gay)

A fan waits for the begining of the Euro 2012 football championships quarter-final match Germany vs Greece on June 22, 2012 at the Gdansk Arena. /GettyImages