republicans to change the subject. >> we have to start the momentum. >> when "all in" starts right now. good evening from new york, i'm chris hayes, he is being called the maga bomber, tonights is confirmed the man authorities say mailed at least 14 explosive devices to a dozen people, knockeding former presidents, senior democratic officials and most prominent critics of the president was a member of the cult of trump. 56-year-old cesar sayoc hat a prolific social media presence. he also used the platforms to threaten the lives of people who have criticized the president. sayoc's van, seized by authorities today, was a virtual trump mobile, the windows covered in stickers and pro-trump propaganda along with pictures of the president's political enemies with targets on their faces. sayoc was also apparently a frequent and enthusiastic crowd member at donald trump's maga