AT&T vs. Justice: Behind the dispute over Time Warner deal

FILE - In this Monday, Oct. 24, 2016, file photo, the AT&T logo is positioned above one of its retail stores in New York. AT&T now says it’s “uncertain” when its $85 billion Time Warner purchase will close. AT&T had maintained that the deal would be done by the end of 2017. (AP Photo/Mark Lennihan, File)