after. that may be disclosed over time. it depend house got image was. we haven't seen an image of the front, so it depends on how good the image is and those people are tracing back, is he actually -- could learn a lot, if there is no images of him at south station, our train station, or logan airport, he got in a car, you check the tools and you check -- so this is what has been happening and this is sort of how it unfolds in real time, that that individual now may still be out there, there is a lot of people that are getting much closer, though. >> all right. and we're going to take a quick break now. as you can see, everybody has one device in their hands, we're reporting was he go, trying to figure out more information to leave right now for a break. we believe there has been substantial progress made in the investigation. that's the word from authorities. they believe that someone has been identified from videotape, who they believe is responsible for placing a bomb and then exiting. we'll be back with more reporting. ♪ [ female announcer ] from more efficient payments.