National

After two recent attacks on the U.S. Capitol — Jan. 6 and the breach last week when a man rammed a barrier, killing an officer — a debate over fencing and stepped up security is front and center.

It's one of the hottest areas of COVID-19 research: How well do the various vaccines work against the variants? New findings are coming out daily. Here's what's known so far, and what's pending.

Schools have long required vaccinations for several diseases. Now, some colleges and cruise ships are making immunization against COVID-19 mandatory, igniting concerns of equity and civil liberties.

The civil rights group says Facebook CEO Mark Zuckerberg promised Congress and the public the network would move fast to take down posts that break its rules, but anti-Muslim bigotry is still present.

The CDC today issued a declaration on its website that racism is a threat to public health. The assertion is a shift for the agency and one which detractors both in and out of the CDC have called for.

The Biden administration is under pressure to change the way it allocates COVID-19 vaccines to states to make sure that areas seeing surges in cases get more doses.

In the Derek Chauvin trial, prosecutors said Chauvin killed George Floyd last May by exerting pressure on his back and neck, bringing in a highly-respected pulmonologist to make that case to the jury.