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The CDC advisory committee opens a major new chapter in the nation's COVID vaccination campaign with endorsement of a third Pfizer dose, or boost, but not for everyone. A Florida Democrat representing one of the nation's largest Haitian-American communities issues an ultimatum to the White House and says she's "pissed" about the border crisis. K-pop superstars BTS take the United Nations General Assembly by storm and sit down with ABC's Juju Chang.

Data suggest that COVID deaths fall under 100 per day by March, despite a flattening of vaccination rates. Congress abandons hopes of police reform, while new standoffs threaten spending bills. And a long line of cargo ships off the Southern California coastline have retailers worried about holiday shopping.

A landmark lawsuit could be taking shape in Texas, as a doctor publicly admits to violating a new abortion law. Border officials say they're investigating whether mounted agents have whipped frightened Haitian migrants. And a firefighter describes what it takes to battle huge Western blazes.

President Biden lifts travel restrictions for foreigners as he prepares to speak on the world stage. Pfizer says its vaccine for younger kids is safe and effective. And the VA makes a new push to get benefits to military service members discharged under "don't ask, don't tell."

Following a massive search that was picked up by thousands of "TikTok investigators," authorities find what appear to be the remains of a missing 22-year-old woman. Biden administration officials defend their public support of booster shots for all, even as an FDA advisory panel calls for a narrower approach. And Border Patrol agents appear caught off guard by a massive encampment of Haitian migrants under a Texas bridge.

An FDA advisory panel prepares to debate Pfizer's booster shot plan. The French are furious with the U.S. over a nuclear submarine deal. And schools face a nationwide school bus driver shortage.