in other news we're following, a new cnn exclusive investigation finds russian attempts to meddle in last year's u.s. election went way beyond facebook and twitter. >> we're talking youtube, tumblr, even pokemon go, apps used by americans every day. cnn's drew griffin reports. >> reporter: it was a strange e-mail that came directly to the desk of baltimore city paper editor brandon wiigland. don't shoot us, a group claiming to be made up of black activists was planning a protest outside the court hearing of a baltimore police officer involved in death of freddie gray. they wanted weigel to cover it, but he was immediately suspicious. >> it wasn't a group i had heard of, either locally or nationally. >> reporter: cnn has now learned don't shoot us wasn't local nor national. it was russian. and the black activism don't shoot us was promoting in baltimore was part of a much bigger strategy.