targeted are all individuals whom president trump has attacked aggressively and publicly. the fbi asking tonight for the public's help releasing this image and saying, anyone who has information should contact the agency. we have a team of reporters standing by from florida to new york, washington, i want to start with jim sciutto outside the cnn offices in new york. jim, this is a major multistate investigation now under way. >> reporter: it is, and with similarities in the devices, the m.o., et cetera, which is leading investigators to believe that the same individual or individuals are behind all of these attempted attacks here. that's because of the similarities to the device, similarities to delivery method, and now what they're doing is poring over, for instance, video footage, new york city, particularly in this area, covered with cctv cameras, something a development post-9/11, in fact, for this express purpose, to be able to