The U.S. says that Abu Sayyaf, a senior leader of the self-declared Islamic State, was killed during a U.S. military operation authorized by President Obama.
Federal investigators are still trying to work out how an Amtrak train derailed, killing eight people on Tuesday evening. NPR's Scott Simon speaks with former Amtrak President David Hughes.
The 2013 marathon bombing killed three people and left 264 others wounded. In April, the same jury convicted Tsarnaev of all 30 counts brought against him.
RedState blogger Erick Erickson has asked Republican candidates at his conservative summit to focus on what they would do to shape the nation, rather than bash President Obama and each other.
Boston Mayor Martin Walsh said he hopes the verdict "provides a small amount of closure to the survivors, families" and others affected by the 2013 marathon bombing.
The chief executives of Delta, United and American airlines say Qatar Airways, Emirates Airlines and Etihad received subsidies from their governments. The Gulf carriers reject the accusations.
An assistant conductor on the train that derailed Tuesday says she heard a radio transmission from the engineer that the locomotive had been struck. The derailment killed eight people.
NPR's Audie Cornish talks with Baltimore City Health Commissioner Leana Wen about the public health needs of the city's residents and the steps she wants to take to meet those needs.