U.S. swimmer Nathan Adrian

U.S. swimmer Nathan Adrian is the newly crowned king of the 100-meter freestyle.

United States' Nathan Adrian celebrates his gold medal win in the men's 100-meter freestyle swimming final at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Wednesday, Aug. 1, 2012. (AP Photo/Matt Slocum)

Olympics Day 5 - Swimming

LONDON, ENGLAND - AUGUST 01: Gold medalist Nathan Adrian of the United States celebrates with his medal on the podium during the medal cermony for the Men's 100m Freestyle on Day 5 of the London 2012 Olympic Games at the Aquatics Centre on August 1, 2012 in London, England. (Photo by Clive Rose/Getty Images)

Speedo Athlete Celebration

LONDON, ENGLAND - AUGUST 06: Nathan Adrian attends the Speedo Athlete Celebration at Kensington Roof Gardens on August 6, 2012 in London, England. (Photo by Tim Whitby/Getty Images for Speedo)

Olympics Day 5 - Swimming

LONDON, ENGLAND - AUGUST 01: Nathan Adrian of the United States celebrates after he won the Final of the Men's 100m Freestyle on Day 5 of the London 2012 Olympic Games at the Aquatics Centre on August 1, 2012 in London, England. (Photo by Al Bello/Getty Images)

US Olympic Athlete Medalists Visit USA House

LONDON, ENGLAND - AUGUST 04: U.S. Olympian Nathan Adrian visits the USA House at the Royal College of Art on August 4, 2012 in London, England. (Photo by Joe Scarnici/Getty Images for USOC)

Speedo Meet the Friends and Family of London 2012 Olympic Swimmers

Cecile Adrian and Jim Adrian, parents of USA swimmer Nathan Adrian talk to the media on July 31, 2012 in London, England. Parents and friends of Olympic swimmers attend a Speedo media event, 'Speedo Meet the Friends and Family of London 2012 Olympic Swimmers.' (Photo by Bethany Clarke/Getty Images)

United States' Nathan Adrian stretches ahead of a men's 100-meter freestyle swimming heat at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Tuesday, July 31, 2012. (AP Photo/Matt Slocum)

Olympics Day 8 - Swimming

LONDON, ENGLAND - AUGUST 04: Matthew Grevers, Brendan Hansen, and Michael Phelps of the United States cheer on team mate Nathan Adrian as he finishes the Men's 4x100m Medley Relay on Day 8 of the London 2012 Olympic Games at the Aquatics Centre on August 4, 2012 in London, England. (Photo by Chris McGrath/Getty Images)

Olympics Day 2 - Swimming

LONDON, ENGLAND - JULY 29: (L-R) Michael Phelps, Nathan Adrian and Cullen Jones of the United States cheer on their teammate during the Men's 4 x 100m Freestyle Relay final on Day 2 of the London 2012 Olympic Games at the Aquatics Centre on July 29, 2012 in London, England. (Photo by Mike Hewitt/Getty Images)

Olympics Day 2 - Swimming

LONDON, ENGLAND - JULY 29: Michael Phelps (Front) and Nathan Adrian of the United States cheer on their teammates during the Men's 4 x 100m Freestyle Relay final on Day 2 of the London 2012 Olympic Games at the Aquatics Centre on July 29, 2012 in London, England. (Photo by Clive Rose/Getty Images)

United States' Nathan Adrian reacts after competing in the men's 100-meter freestyle swimming semifinal at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Tuesday, July 31, 2012. (AP Photo/Daniel Ochoa De Olza)

Olympics Day 5 - Swimming

LONDON, ENGLAND - AUGUST 01: Nathan Adrian of the United States celebrates after he won the Final of the Men's 100m Freestyle on Day 5 of the London 2012 Olympic Games at the Aquatics Centre on August 1, 2012 in London, England. (Photo by Adam Pretty/Getty Images)

Nathan-Adrian

Nathan-Adrian

United States' men's 4 X 100-meter medley relay team from left, Brendan Hansen, Matthew Grevers, Michael Phelps and Nathan Adrian hold their gold medals at the Aquatics Centre in the Olympic Park during the 2012 Summer Olympics in London, Saturday, Aug. 4, 2012. (AP Photo/Matt Slocum)