In the search for criminals, the government has been scooping up data from thousands of Americans through their cellphones. Audie Cornish talks to Devlin Barrett, who broke this news in The Wall Street Journal.
Apple, Google and Amazon are all racing against each other to create services that you can control with your voice. But they're facing competition from a surprising place — small entrepreneurs using free software to create products on the cutting edge.
The apparent mass murder of 43 student-protesters near the town of Iguala has provoked national outrage over the investigation into their disappearance. Political leaders are taking heat for their handling of the case.