The U.S. jail population has a 55% weekly turnover rate, raising the risk of infections passing between communities, according to the study.

Staff Sgt. Ryan Knauss was wounded in the Kabul airport bombing and later died. He's believed to be the last American fatality of the war. "If he had a crystal ball, he'd do it again," his wife said.

China is the world's largest carbon emitter, after the U.S., producing an estimated 27% of global greenhouse gases. Kerry is in the country for talks on stronger efforts to curb rising temperatures.

Last week, the federation's chairman said he and other leaders weren't aware of any reports of sexual assaults. The next day, a woman spoke up to say that wasn't true.

NPR's Leila Fadel talks with Dr. Margaret Harris, spokesperson for the World Health Organization, about the organization's position on booster shots.

NPR's Audie Cornish talks with a woman desperately trying to get her grandmother out of a violent situation in Afghanistan.

NPR's Leila Fadel talks with Syvash, one of the thousands of Afghans trying to leave the country. Over the last two decades, he's worked on various projects for both the U.S. and the European Union.

U.S. troops have left Afghanistan, ending America's longest war. Biden has detailed outreach efforts to Americans in Afghanistan.

Listen live to NPR's coverage and analysis of President Biden's remarks on the end of the war in Afghanistan.

The two-person team arrived in Tokyo a week late, after the crisis in Afghanistan threatened to bar them from leaving their home country.