Jaclyn Diaz

Updated January 21, 2022 at 6:47 PM ET

Without drastic reductions in greenhouse gas emissions, climate change threatens future Winter Olympic Games because their locations would be too warm to host the events, a new study has found.

In just 37 seconds, Democrat Gary Chambers lit up Louisiana's race for the U.S. Senate.

On Tuesday, Chambers released a now-viral campaign video. In it, the candidate lights a blunt — while advocating for the legalization of marijuana.

The longtime community activist from Baton Rouge is running to replace U.S. Sen. John Kennedy, the Republican incumbent, as the junior senator from Louisiana.

As events honoring the memory of Martin Luther King Jr. kicked off across the country, descendants of the slain civil rights leader demanded politicians take up the push for federal voting rights reform.

In demonstrations Monday, members of the King family said there could be "no celebration without legislation." That means there can be no paying lip service to King and his legacy if there is no support for Democrats' voting reform bills, Martin Luther King III said.

Marilyn Mosby is maintaining her innocence a day after a federal indictment was filed, accusing the Baltimore state's attorney of perjury and other crimes.

Plans to auction off the key that kept Nelson Mandela, the former president of South Africa and legendary anti-apartheid activist, behind bars are off.

The auction house, New York City-based Guernsey's, planned to hold an auction of items belonging to Mandela — including the key to his Robben Island prison cell — later this month. Bidding was expected to begin at $250,000.

Four days after Antonio Brown dramatically threw off his pads and jersey and walked off the football field mid-game, the Tampa Bay Buccaneers officially released the wide receiver.

"While Antonio did receive treatment on his ankle and was listed on the injury report the week leading up to last Sunday's game, he was cleared to play by our medical team prior to the start of the game and at no point during the game did he indicate to our medical personnel that he could not play," the team said in a statement issued Thursday.

That old BlackBerry buried in the bottom drawer along with loose batteries and forgotten chargers won't work anymore starting on Tuesday.

An historic wildfire hit Colorado Thursday forcing the evacuation of more than 30,000 people, including patients at local hospitals. Hundreds of homes are reportedly destroyed from the fast-moving flames.

The state of Michigan paid up to $8.5 billion in fraudulent unemployment assistance claims during the pandemic, a new audit has found.

The report prepared by Deloitte & Touche found that Michigan's Unemployment Insurance Agency paid an estimated $8.4 billion to $8.51 billion in potentially fraudulent claims from March 1, 2020, to Sept. 30, 2021.

John Madden, the larger-than-life Hall of Fame coach turned legendary NFL broadcaster, died Tuesday at the age of 85.

Madden died unexpectedly, the NFL announced. The league offered no other details on his death.

Washington, D.C., is experiencing a major pandemic surge — making it the highest-risk place for COVID-19 infection in the nation.

D.C. experienced an average of 1,192 new cases per day over the past seven days, and 169 cases per 100,000 people as of Monday, according to data from the Center for Systems Science and Engineering at Johns Hopkins University.

The Michigan Court of Appeals has cleared two former university officials who had been charged with lying to investigators in connection with the sexual abuse investigation of former gymnastics doctor Larry Nassar.

On Tuesday, in a 2-1 decision, the court overturned the conviction of former Michigan State University gymnastics coach Kathie Klages.

The holiday break is coming early for National Hockey League players.

Because of dozens of recent COVID-related game postponements, the league and the National Hockey League Players' Association have agreed to postpone the five remaining scheduled games set for Thursday.

Updated December 21, 2021 at 4:52 PM ET

President Biden told Americans that he understands "how tired, worried and frustrated you are" about the latest COVID-19 case surge in the U.S. and announced several new steps to deal with the highly contagious omicron variant.

Moderna said Monday that preliminary data showed that its COVID-19 booster shot is effective against the omicron variant of the coronavirus currently surging in the U.S. and around the world.

The pharmaceutical company said its current FDA-authorized, 50-microgram booster shot increases antibody levels against omicron 37-fold compared to pre-booster levels.