A BT logo sits on a wall outside the headquarters of BT Group Plc in London, U.K., on Monday, Dec. 15, 2014. BT started exclusive talks to acquire Deutsche Telekom AG and Orange SA's British wireless venture EE for 12.5 billion pounds ($19.6 billion), moving ahead with a deal that's set to spur more mergers in the U.K. telecommunications market. Photographer: Jason Alden/Bloomberg via Getty Images
