MICHAEL PHELPS

Reaction to Serena Williams' loss in the third round of the U.S. Open.

All of Ryan Lochte's Olympic silver and bronze medals are up for auction, with the proceeds going to a charity benefitting children.

Katie Ledecky has extended her record haul of medals from the world swimming championships to 22 with her latest 800-meter freestyle win.

Canadian teenager Summer McIntosh has won the women’s 200 butterfly for her first title at the world swimming championships.

Hungary’s Kristóf Milák has set a world record in the men’s 200 butterfly at the swimming world championships.

Italy’s Thomas Ceccon has set a world record in the men’s 100 backstroke and Katie Ledecky has claimed yet another gold at the swimming world championships in Budapest.

Trump's going all in on promoting one of the state's leaders in election misinformation.

Around the world, athletes are throwing their support behind political and social causes, part of a wave of sports activism that has flourished in the years since former San Francisco 49ers quarterback Colin Kaepernick began taking a knee during games to protest police brutality against Black people.

Mental health was the breakout star at the Tokyo Olympics.

Ireen Wüst can’t really explain it.

Ireen Wüst skated into the record books at the Beijing Games by becoming the first athlete to claim individual gold medals at five different Olympics.

Somewhere under the four sheets of curling ice being used for the Beijing Olympics is the swimming pool where Michael Phelps splashed his way to history in the 2008 Summer Games.

John Shuster will become the first curler to carry the American flag in an Olympic opening ceremony at this year's Beijing Games.

Michael Phelps called the controversy around Lia Thomas, the transgender UPenn swimmer, “very complicated” and stressed the need for a “level playing field.”

Trying to time the market is a fool's errand, Dalio says. In fact, you might be better off trying to beat Usain Bolt in a footrace.

The pandemic has prevented families from traveling to Tokyo to watch their loved ones compete. But journalists back home are capturing their celebrations.

Being a young Black woman in American life comes with its own built-in pressure to perform, and entails much more than meets the eye.

Simone Biles stuck the landing and won a bronze medal.

Caeleb Dressel and Emma McKeon earned milestone medals at the Olympic pool before the race to determine the fastest man in the world took center stage.

Caeleb Dressel capped one of the greatest performances in Olympic history with his fourth and fifth gold medals of the Tokyo Games.

American star Caeleb Dressel still has a shot at five gold medals.

For all the focus on Caeleb Dressel, Australia’s Emma McKeon could leave the Tokyo Olympics with more swimming medals than anyone.

The willingness of athletes, led by Simone Biles, to talk about the pressures they face as elite athletes on the Olympics stage, has forced a look at how NBC presents the Games to the public.

Caeleb Dressel has won his third gold medal of the Tokyo Olympics with a world record in the 100-meter butterfly.

Caeleb Dressel has a shot to win six gold medals at the Tokyo Olympics.

László Cseh outlasted longtime rivals Michael Phelps and Ryan Lochte.

Biles did not compete in the all-around women's gymnastics competition after pulling out of the event to focus on her mental health.

Biles took to social media to thank the gymnastics community for the "outpouring" of love and support she has received since withdrawing from competition.

Caeleb Dressel tossed his gold medal from a winning relay at the Tokyo Olympics to a teammate in the stands.

Mental health has been a discussion in sports the past year but became the topic of these Olympics when gymnast Simone Biles chose self-care over sporting success.

Biles took to social media to thank the gymnastics community for the "outpouring" of love and support she has received since withdrawing from competition.

Caeleb Dressel got his first individual gold medal, the Chinese women put together a record-setting relay and American Sunisa Lee won the women’s all-around gymnastics gold.

She says the decision will allow her to focus on her mental health.

The iconic Olympic swimmer says he can relate to the superstar gymnast's ordeal and hopes her openness about it helps destigmatize mental health issues.

Simone Biles cited mental health struggles for pulling out of the gymnastics team competition and the individual all-around, highlighting the discussion that’s been coursing through sports for the past year.

Kristof Milak is the dominant force in swimming's butterfly event and the man who broke Michael Phelps' 10-year-old world record in the 200-meter fly at the world championships in 2019.

For the first time in more than a century, Britain claimed relay gold at the Olympic pool.

Finally, a gold medal in Tokyo for Katie Ledecky.

Ariarne Titmus and Luka Doncic made memorable Olympic debuts.

Caeleb Dressel got started on his quest for six gold medals in swimming, while Katie Ledecky found herself in a very unusual position: Second place.

The Americans will try to add to their impressive first day haul of swimming medals on Day 3 of the Tokyo Games when some of their top competitors get back in the pool Monday.

Special section features the latest on the challenges, the athletes, the successes of the Olympic games.

Michael Phelps is now in a broadcast seat, a mere observer rather than the driving force of U.S. swimming.

The Yoyogi National Stadium was the architectural jewel of the 1964 Tokyo Olympics.

Bryson DeChambeau and Jon Rahm are known for their towering drives but they won’t make it to the tee box at the Olympics.

Chase Kalisz won the first American medal of the Tokyo Games with a gold in the men’s 400-meter individual medley.

Two of America's biggest stars begin their Tokyo Games on Sunday.

In the midst of the chaos and uncertainty, Jill Biden has chosen to practice the art of simply showing up.

Caeleb Dressel could win as many as seven medals in the pool at the Tokyo Olympics.

There won’t be any reaction shots of excited, shocked or crying family members in the stands at the Tokyo Olympics.

Bryson DeChambeau grew up watching the Olympics and wishing that someday he would be able to take part.

Simone Manuel is going back to the Olympics.

The stars shined on the next-to-last night of the U.S. Olympic swimming trials in Omaha.

The stars shined on the next-to-last night of the U.S. Olympic swimming trials in Omaha.

Katie Ledecky’s most grueling night at the U.S. Olympic swimming trials resulted in two more victories.

The Lilly King Show is headed to Tokyo.

Michael Phelps is back at the U.S. Olympic swimming trials just to watch for the first time since 1996.

Chase Kalisz is heading back to the Olympics after winning the 400-meter individual medley on the opening night of the U.S. swimming trials in Omaha.

A few years ago, a star athlete dropping out of a major tennis tournament over mental health issues might have been seen as a sign of weakness.

The former Olympian Michael Phelps spoke out in support of the tennis champion Naomi Osaka on Thursday, saying she "could help a lot of people."

The title of the most-decorated athlete ever belongs to United States swimmer Michael Phelps, who won 28 medals competing in five different Summer Olympics from 2000 to 2016. But there are so many highly decorated female Olympians, too.

After first-quarter sales plummeted 23%, the apparel maker said the company is negotiating sports marketing contracts to defer payment with some of its athletes. "It's obviously not a desirable situation for companies and their athletes, but these are unprecedented times and call for unprecedented tactics," he added. Dorfman said assuming Under Armour has strong relationships with its athletes and there's confidence that business will eventually turn around, he believes athletes would be willing to accept an extended payment option. Under Armour said Monday it plans to cut $325 million in operating costs to help weather the crisis. "All of our athletes have been phenomenal during this period with how they have helped their communities and how they have helped Under Armour," he said.

After Michael Phelps won his 23rd Olympic medal, the bruises all over his arms grabbed the attention of many in the audience. They're from "cupping," a treatment meant to alleviate muscle soreness. Ben Tracy explains how it works.

It's called "cupping," and while it may not be the most attractive therapy in the world, many athletes believe it helps them win

Swimming is one of the first big sports to take the spotlight at the Summer Olympics. All eyes are on big names like Michael Phelps who has 22 Olympic medals to his name, but the team is packed with Olympic newbies. Any of them could become the next big American star of the pool. Jamie Yuccas reports.

Phelps is returning to competition this week with Olympic gold in mind. Phelps was charged with DUI in September and his 6-month suspension ended earlier this month. After a stint in rehab, Phelps says he's now the happiest he's ever been. Vinita Nair reports.

Why did Michael Phelps come out of retirement? Michael Phelps will compete in the Arena Grand Prix in Mesa, Ariz. He spoke with reporters about why he is returning to swimming after retiring.

The Golden Boy Michael Phelps swam into history at the Beijing Olympics and now the 23-year-old phenom tells CNN's Anderson Cooper how his life has since changed.