On Nov. 23, Aidan Ellison — a Black teenager — was shot and killed by a white man in Ashland, Ore. This small college town near the Oregon-California border has a progressive reputation, but Ellison's death has led many Black leaders to question that reputation and demand change.

They gathered along with a couple of hundred other people for a vigil Wednesday night at the Jackson County Courthouse. Organizers chose this location to send a message to the district attorney handling the shooting: there needs to be justice.

As the cooler weather takes hold, a viral pandemic is blanketing the U.S. with infection rates like we've never seen.

This summer, New Yorkers riding the subway heard a familiar voice: Actor Rosie Perez, speaking in English and Spanish, encouraging them to wear a mask.

Perez told NPR's Ask Me Another host Ophira Eisenberg that she and Chris Rock were both contacted by Governor Cuomo's office.

"We did not know that we were going to be asked to do the MTA campaign," she said. "We were just asked to come to his press conference, remember he was having his daily-held press conferences? And I remember Chris backstage, he goes, 'This is big, this is big,' and I go, 'Yeah!'"

News today from Harvard's Center for Virology and Vaccine Research may help solve a problem that future COVID-19 manufacturers are sure to face: how to make sure that new and potentially better vaccines actually work without doing extremely large and expensive studies.

Writing in the journal Nature, the researchers show that a certain class of antibodies in a monkey's blood predicted protection from COVID-19. If that hold true for humans, a relative simple blood test may show whether an experimental vaccine is working.