abc's adrienne bankert is in wisconsin. >> reporter: tonight, the manhunt for this self-proclaimed revolutionary expanding, authorities confirming that manifesto, with plans of a brutal attack, has arrived in washington. >> what this individual was proposing was a revolution, to have an armed uprising. >> reporter: joseph jakubowski on the run since tuesday. authorities say he stole 16 high-powered handguns, two assault rifles, and possibly gun silencers, then set his own car on fire. the suspect's stepfather, who did not want to go on camera, saying he believes jakubowski is on a do or die mission. >> i'm afraid he's trying to commit suicide by cop. >> reporter: while you don't see his face the person recording the video appears to sign the envelope containing the manifesto. >> today's the day. so, remember this face. >> game time. >> reporter: officials tell us they are speaking for the person on the other side of the camera. he's cooperating and he is not a suspect.