New tensions are flaring between Russian and Ukraine, as Russia signaled that it was prepared to annex Crimea. NPR's Scott Simon speaks with New York Times reporter Steven Erlanger.
Bitcoin's growth was built on the idea it was a currency of the people, unattached to any central bank or regulating authority. But a major theft has put that vision to a tough test.
Lt. Gen. Michael Flynn, the head of the Defense Intelligence Agency, tells NPR that U.S. decision-makers were given a week's notice that some Russian action was likely.
Attacks by Taliban splinter groups continue in Pakistan. Retired Pakistani General Talat Masood tells David Greene the Pakistani government's response has not been organized.
Linda Wertheimer talks to Patrick Tucker, the technology editor for Defense One, about Zello — a walkie-talkie app. That app is becoming a key tool for protesters in Ukraine and Venezuela.
World Cup soccer comes to the Brazilian city of Cuiaba in June. Authorities had planned to be done with a host of infrastructure projects by now, but it's clear that few of them will be ready in time.
As Russia strengthens its military control over Crimea, what options and obligations do the U.S. and its NATO allies have to protect Ukraine? David Greene talks to retired Adm. James Stavridis.
Linda Wertheimer gets a progress report on Syria's disposal of chemical weapons from Amy Smithson, an expert at the Center for Non-Proliferation Studies.
Prolific French film-maker Alain Resnais died over the weekend at the age of 91. Resnais' films captured international awards over seven decades. And, he was making movies up until the very end.
Inflation and food shortages continue to spark violence in Venezuela. Dozens of people have been arrested, and protests renewed on Saturday. Reporter Girish Gupta explains the situation in Caracas.