How the Signal 'group chat' furor has affected the 5 biggest players

(The Hill) - The furor over a headline-making group chat consumed Washington for a second day on Tuesday.President Trump spoke to reporters from the White House about the matter, and it was also the focus of a contentious hearing on Capitol Hill.The central issue is the revelation that many of the most senior members of the Trump administration used the messaging app Signal to conduct a group chat about a then-imminent U.S. attack on Yemen earlier this month.The controversy came into the public