Participants must be fully vaccinated from COVID-19 and will face expulsion for violating coronavirus restrictions.
The demonstrators at the ceremony in Greece carried a Tibetan flag and a "No genocide games" banner.
The two-time world championship bronze medalist was discovered dead at her home in Iten in western Kenya with stab wounds, said police.
Social media posts helped identify the five-time Olympic medalist who once competed with Michael Phelps.
The requirement will apply to athletes hoping to compete at Beijing 2022 and future games, announced the U.S. Olympic and Paralympic Committee.
Simone Biles teared up while talking on Capitol Hill during a hearing on the handling of the FBI investigation into Larry Nassar.
North Korea said it decided against sending athletes to the Summer Games because of coronavirus concerns.
Richardson ran against all three Tokyo Olympic medalists in the 100-meter race at the Prefontaine Classic in Eugene, Oregon.
"This silver can save lives, instead of collecting dust in a closet," Maria Andrejczyk said.
The Olympic swimmer's canine pal showed impressive prowess in the pool.
“I’ll buy that horse outright and show it the life it should have," the actor said of Saint Boy, who was struck by a trainer after refusing to jump fences in Tokyo.
The blooper reel from the rapper’s Tokyo highlights program with actor Kevin Hart has some real doozies.
"This happened more times than I would’ve wanted in practice at the games," the gymnastics great commented on scary footage of a fellow athlete.
The brand has been under fire on social media for creating a collection of dolls for the Tokyo Games that many have called out for excluding the Asian community.
"Maybe Trump is just mad because the U.S. women's national team is both more successful and more popular than he is."
Who knew that grown adults sometimes celebrate by drinking alcohol?
Despite ex-President Donald Trump's lawyer's insults, many fans of the NBC commentator's look celebrated his "Loki"-esque style.
The optimistic "Worlds We Share" theme collided with the reality of the pandemic.
The athlete broke down in tears after she got off her bike.
The men's team won its first gold medal ever and put on a show.