Twenty-five years ago this week, four Los Angeles policemen — three of them white — were acquitted of the savage beating of Rodney King, an African-American man. Caught on camera by a bystander, graphic video of the attack was broadcast into homes across the nation and worldwide.

Fury over the acquittal — stoked by years of racial and economic inequality in the city — spilled over into the streets, resulting in five days of rioting in Los Angeles. It ignited a national conversation about racial and economic disparity and police use of force that continues today.

A U.S. missile defense system that's now being installed in South Korea will be operational "in the coming days," says Adm. Harry Harris, commander of the U.S. Pacific Command.

Her voice is instantly recognizable. Her youthful exuberance, pure sound and positive energy just make you feel good. Her incredible technical abilities were self-evident, but when she sang, she radiated a joy consistent with her own character both on and off the bandstand.

Researchers in Germany have found that getting drunk is associated with abnormal heart rhythms.

Their study was conducted in a place teeming with potential research subjects.

Robert Siegel, whose career with NPR has spanned more than four decades, will be stepping down as co-host of NPR's All Things Considered next year.

One of the most distinctive voices on NPR's airwaves, Siegel will be leaving the host's chair in January 2018. He has hosted the show for 30 years.