Android users have long complained that texting someone with an iPhone on iMessage is an unpleasant experience. The Justice Department argues it is also an example of anti-competitive behavior.
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.
Former Israeli hostage Luis Har speaks to NPR about how he endured 129 days of captivity in Gaza. He was freed in February by an Israeli special forces raid.