FBI

Two sources familiar with the search for a new director of the agency tell NPR that James B. Comey is in line to succeed outgoing chief Robert Mueller. Comey was the No. 2 official at the Justice Department in the George W. Bush administration.

For a fee, Silent Circle erases messages from both the receiver and the sender's phones. The app's creators got the idea after hearing an all-too-familiar story: A friend of theirs inadvertently read a text meant for someone else.