What AT&T's Acquisition of AppNexus Means

AT&T has acquired digital advertising technology company AppNexus, it said Monday, signaling that the telecom giant is looking to become a bigger player in digital advertising and siphon digital ad dollars from Google and Facebook. The deal, reportedly worth around $1.6 billion, will bring AppNexus's digital advertising capabilities under AT&T's expanding roof. AT&T will likely...