** HOLD FOR STORY BY RAPHAEL SATTER ** Angela Rickett poses with a screen shot of a message she received from a group claiming to be Islamic State supporters in Bloomington, Ind., Monday, April 9, 2018. Russian spies masquerading as Islamic State supporters threatened outspoken U.S. Army spouses, The Associated Press found, in an operation that presaged the infamous chaos campaign of Russian social media trolls during the American election.(AP Photo/Michael Conroy)