NPR's Michel Martin speaks with gun violence expert and emergency physician Dr. Megan Ranney about the mass shooting in Shreveport, Louisiana.

Billie Little had worked for Thomson Reuters for about two decades. She was fired after questioning whether federal immigration agents unlawfully used their products.

Taken together, these four features can create a trancelike state that can keep us stuck on social media apps or video games for hours. Children are particularly vulnerable.

President Trump's pick to lead the Federal Reserve goes before a Senate committee today — but Kevin Warsh's confirmation could be held up by forces that are outside his control.

As U.S.-Iran ceasefire comes to an end, talks to extend the agreement remain unclear, Trump's labor secretary resigns, Fed chair nominee goes before a Senate committee.

Japan endorsed scrapping a ban on lethal weapons exports, a significant change of its postwar pacifist policy, as the country seeks to build up its arms industry.

A U.S. blockade and conflict in the Strait of Hormuz have stranded Gulf aluminum shipments and driven prices to a four-year high, exposing global supply vulnerabilities and deepening trade strain.

A man standing atop one of the historic Teotihuacan pyramids opened fire on tourists Monday, killing one Canadian and leaving at least 13 people, authorities said.

Cuba's government confirmed that it had recently met with U.S. officials on the island as tensions between the two sides remain high over the U.S. energy blockade of the Caribbean country.

The approval clears a final set of hurdles for Japan's postwar arms sales and facilitate its future sale of weapons such as a next-generation fighter jet and combat drones.