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Nicole Johnson, fiancee of Michael Phelps of the Unites States, holds their son Boomer and Debbie Phelps, Michael's mother, celebrate after the Men's 4 x 100m Medley Relay Final on Day 8 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 13, 2016 in Rio de Janeiro, Brazil.
Adam Pretty/Getty Images
Nicole Johnson, fiancee of Michael Phelps of the Unites States, holds their son Boomer and Debbie Phelps, Michael's mother, celebrate after the Men's 4 x 100m Medley Relay Final on Day 8 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 13, 2016 in Rio de Janeiro, Brazil.
Harry How/Getty Images
Billy Bush takes a photo with Nicole Johnson and Boomer Phelps on the TODAY show set on Copacabana Beach on August 12, 2016 in Rio de Janeiro, Brazil.
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Nicole Johnson, Boomer Phelps and Debbie Phelps join Hoda Kotb and Matt Lauer on the TODAY show set on Copacabana Beach on August 12, 2016 in Rio de Janeiro, Brazil.
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Nicole Johnson and Boomer Phelps pose for a photo on the TODAY show set on Copacabana Beach on August 12, 2016 in Rio de Janeiro, Brazil.
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Nicole Johnson, partner of Michael Phelps of the United States, holds their son Boomer on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.
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Boomer Phelps, the son of Michael Phelps of the United States, is seen on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.
David Ramos/Getty Images
Gold medalist Michael Phelps of the United States celebrates with his mother Deborah Phelps, fiancee Nicole Johnson and son Boomer during the medal ceremony for the Men's 200m Butterfly Final on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.
David Ramos/Getty Images
Gold medalist Michael Phelps of the United States celebrates with his mother Deborah Phelps, fiancee Nicole Johnson and son Boomer during the medal ceremony for the Men's 200m Butterfly Final on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.
David Ramos/Getty Images
Gold medalist Michael Phelps of the United States celebrates with his mother Deborah Phelps, fiancee Nicole Johnson and son Boomer during the medal ceremony for the Men's 200m Butterfly Final on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.
David Ramos/Getty Images
Gold medalist Michael Phelps of the United States celebrates with his mother Deborah Phelps, fiancee Nicole Johnson and son Boomer during the medal ceremony for the Men's 200m Butterfly Final on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.
Laurence Griffiths/Getty Images
Nicole Johnson, partner of Michael Phelps, holds their son Boomer on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.
Michael Sohn/AP
United States' Michael Phelps' son Boomer wears ear protection during the swimming competitions at the 2016 Summer Olympics, Monday, Aug. 8, 2016, in Rio de Janeiro, Brazil.
AP Photo/Michael Sohn
Michael Phelps' son Boomer looks on during the swimming competitions at the 2016 Summer Olympics, Monday, Aug. 8, 2016, in Rio de Janeiro, Brazil. (AP Photo/Michael Sohn)
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USA's Michael Phelps' mother Deborah (L), partner Nicole Johnson (C) and son Boomer watch swimming events from the tribune during the Rio 2016 Olympic Games at the Olympic Aquatics Stadium in Rio de Janeiro, Brazil, on August 8, 2016.
Laurence Griffiths/Getty Images
Adam Pretty/Getty Images
Deborah Phelps (R), mother of Michael Phelps, and partner Nicole Johnson (C) with their son Boomer celebrate gold in the Final of the Men's 4 x 100m Freestyle Relay on Day 2 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 7, 2016 in Rio de Janeiro, Brazil.
Adam Pretty/Getty Images
Michael Phelps points up at his son, Boomer, as his family celebrates gold in the Final of the Men's 4 x 100m Freestyle Relay on Day 2 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 7, 2016 in Rio de Janeiro, Brazil.
AP Photo/Michael Sohn
Boomer Phelps and his mom, Nicole Johnson.
Phelps scored the 200-meter individual medley Olympic gold, and just 38 minutes later he successfully made it into the 100 meter butterfly semifinal. Phelps set an Olympic record by winning four consecutive gold medals in swimming and 22 gold medals to date.
"I'm just living a dream come true," said Phelps.
Lochte leaves Rio as the second most decorated swimmer of all time, and says he needs a mental and physical break after Rio.
AP
Dee Sinclair, who bills himself as the real black Santa, reads a story to children in Atlanta. Fusing the icon of the long-white beard and red suit from American artist Norman Rockwell and later Coca-Cola, in recent years the new Santas incorporate their own ethnic take on the Christmastime figure with various interpretations.
AP
In this Tuesday, Dec. 17, 2013 photo, Dee Sinclair prepares to visit children at a library in Atlanta. Fusing the icon of the long-white beard and red suit from American artist Norman Rockwell and later Coca-Cola, in recent years the new Santas incorporate their own ethnic take on the Christmastime figure with various interpretations.
AP
Dee Sinclair smiles as Paris Allen, 7, reacts after passing a naughty or nice test, in Atlanta.
AP
Pancho Claus throws presents as he arrives at a charity holiday event in a low-rider Saturday, Dec. 14, 2013, in Houston. The Tex-Mex Santa grew out of the Chicano civil rights movement in the late 1970s and early 1980s and is sometimes referred to as Santa Claus’ cousin from the South Pole.
AP
Pancho Claus, portrayed by Richard Reyes, autographs gifts at a charity holiday event Saturday, Dec. 14, 2013, in Houston. "For these diverse times, it's important for children to see Santa in all these different forms," Reyes said.
AP
A man portraying Santa Claus sits in a mall in South Portland, Maine on Thursday, Dec. 19, 2013. Andrew Chesnut, the Bishop Walter F. Sullivan Chair in Catholic Studies at Virginia Commonwealth University, said depictions of Santa Claus as a white man came about mainly because he was a European import, a blend of the Dutch Sinterklaas and British folklore character Father Christmas, with elements of Saint Nicholas, a 4th-century Greek bishop in modern-day Turkey.
AP
A man portraying Santa Claus talks to 6-month-old Aubree-Jane Halladay, of Scarborough, Maine, at a mall in South Portland, Maine on Thursday, Dec. 19, 2013.
AP
Dressed as Santa Claus, Langston Patterson, 77, waves at shoppers at Baldwin Hills Crenshaw Plaza in Los Angeles on Monday, Dec. 16, 2013.
AP
Dressed as Santa Claus, Mark Tate pretends to sleep as he poses for photos with 4-week-old Leilani Mejico at a mall in Cerritos, Calif. on Tuesday, Dec. 17, 2013.
AP
Paul Moore, left, dressed as Santa Claus, looks over a bag of toys with Dante Wright, 5, as Moore hands out holiday gifts to children at the Philadelphia Police Department's 12th district station in Philadelphia on Wednesday, Dec. 18, 2013.
AP
Dressed as Santa Claus, Langston Patterson, left, poses with Davonte Hager and his daughter Maliyaah, 1, while Maliyaah's grandmother, Kisha Brooks, foreground, tries to get her attention at Baldwin Hills Crenshaw Plaza mall in Los Angeles on Monday, Dec. 16, 2013.
AP
Paul Moore, dressed as Santa Claus, holds his hands in the air after he handed out holiday gifts to children at the Philadelphia Police Department's 12th district station, Wednesday, Dec. 18, 2013, in Philadelphia.
AP
Dressed as Santa Claus, Langston Patterson, 77, poses for photos at Baldwin Hills Crenshaw Plaza mall in Los Angeles on Monday, Dec. 16, 2013.
AP
Dressed as Santa Claus, Mark Tate, left, holds the hand of Emmitt Lopez at a mall on Tuesday, Dec. 17, 2013, in Cerritos, Calif.
AP
Capri Nielson, age 5, is greeted by Santa, as her parents Mike and Melissa, and brother Miles, 6, watch, at the Wonderland House inside Flatirons Crossing Mall, in Broomfield, Colo., Wednesday, Dec. 18, 2013.
After Lochte's break, he will get back to training for the next Olympics.
Lochte says Phelps brings the best out of him and is an "inspiration."
"The rivalry that we created and that friendship... I'm definitely going to cherish it for the rest of my life," said Lochte.
