Blue bubbles versus green bubbles. In texting it's the difference between iPhone owners and Android phone users. Green bubble people can be made to feel like unwelcome party crashers.
This Friday marks a year since Wall Street Journal reporter Evan Gershkovich was detained by Russian security forces. NPR's Mary Louise Kelly speaks with his sister about how he's doing.
Thirty years ago, Rwanda experienced one of the worst genocides of the 20th century. NPR's Juana Summers reports from Rwanda about how the country has changed in the years since.