Matthew S. Schwartz

This Martin Luther King Jr. weekend will bring with it a major winter storm, potentially delivering several inches of snow to southern states that aren't used to it. The greatest snowfall could fall over west Tennessee and northern Mississippi, with some areas seeing more than six inches of accumulation.

The gathering storm has states on edge, especially after last week's snowfall that snarled traffic and stranded drivers on I-95 for hours.

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.

Updated December 27, 2021 at 6:41 PM ET

People who test positive for the coronavirus need to isolate themselves for only five days if they don't show symptoms, the Centers for Disease Control and Prevention said Monday. This cuts in half the earlier recommendation of 10 days of isolation.

Data shows that the majority of coronavirus transmission "occurs early in the course of illness," the CDC explained — generally in the one or two days before symptoms begin and two or three days after.

A major snowstorm that blanketed much of the western United States over Christmas weekend has left travel difficult or impossible with several major highways closed throughout the mountains of Northern California and Nevada.

More snow showers and the lowest temperatures in years are expected over the course of the week.

Updated December 28, 2021 at 7:12 PM ET

For the second year in a row, college bowl games are being canceled as coronavirus case counts climb. Rosters are also depleted by injuries and players either opting out of games or transferring to other schools.

On Tuesday, UCLA announced it would not participate in the San Diego County Credit Union Holiday Bowl game against NC State.

Updated December 17, 2021 at 4:47 PM ET

Members of the U.S. military who haven't been vaccinated against COVID-19 are starting to face the consequences. Military officials announced this week that, after months of warnings, they have begun disciplinary actions — including discharge.

One of the most prominent and respected journalists at Fox News has announced his departure, effective immediately.

A tropical storm brewing in the Gulf of Mexico is poised to drench coastal areas of Texas and Louisiana over the next several days. It's just the latest of a fairly active tropical season, which has already wrought devastation on many parts of the U.S.

Updated August 22, 2021 at 5:54 PM ET

President Biden said on Sunday that the U.S. has evacuated nearly 28,000 people from Afghanistan since Aug. 14, including around 11,000 people in about 36 hours over the weekend.

In a televised address from the White House, Biden said the administration's first priority in Kabul is getting American citizens out as soon as possible. They've used phones, emails, and other forms of communication to locate Americans and try to move them to the American compound, he said.

Amanda Knox — who once spent almost four years in an Italian prison for murder — was long ago exonerated by Italy's highest court, which ruled that "stunning flaws" in the police investigation had inappropriately led to Knox's conviction for the murder of her roommate, British exchange student Meredith Kercher.

Nigerian athlete Chioma Onyekwere, who had trained for years to hone her discus skills, considered competing at the Tokyo Games to be the pinnacle of her career.

"This is supposed to be one of the happiest moments of my life," she said.

Instead, because Nigerian athletic officials hadn't conducted enough drug tests over the past several months, Onyekwere and nine other Nigerians unexpectedly found themselves disqualified this week.

Since his arrival at the Olympic Village, tennis star Novak Djokovic has regaled fellow athletes with his techniques for mental strength, dealing with pressure, and "how to bounce back if you lost your focus."

Two weeks after undergoing an operation to remove half of his colon, Pope Francis delivered his Sunday blessings to a crowd of several hundred gathered in St. Peter's Square.

After ruminating on the importance of rest — "it is not enough to 'unplug' ourselves" he said, "we need to truly rest" — Francis turned to the turmoil and social unrest engulfing many parts of the world.

The Barty party has begun.

The No. 1 ranked Ashleigh Barty beat Karolina Pliskova in three sets Saturday, becoming the first Australian woman to win Wimbledon since 1980. Her victory came 50 years after Barty's idol, Australian Evonne Goolagong Cawley, won her first Wimbledon title.

"It took me a long time to verbalize the fact that I wanted to dare to dream it," the 25-year-old Barty said of her Wimbledon hopes. "Being able to live out my dream right now, with everyone here, has made it better than I ever could have imagined.

Nine people are now confirmed dead from the Surfside, Fla. condominium collapse, officials announced Sunday. Additional human remains have also been found. More than 150 people are still missing.

Search and rescue efforts were being hampered by smoke from a fire that was smoldering deep in the rubble. After firefighters were able to put the fire out by around noon Saturday, crews could continue searching the rubble, Miami-Dade County Mayor Daniella Levine Cava told reporters.

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