craig, boston s mayor no doubt wants to get his city back to normal. he says he has a way to do it. what is it? right. good evening to you, harris. there s a number of things that he wants to do, and certainly wants to do them as quickly as possible. one is getting boylston street fully open again. there s still a six-block area still shut down, still a crime scene. they talked about a five-part plan in order to get that portion to get all of that reopened. number one, they ll have to do biohazard testing there, environmental testing. they ll have to go through and do structural testing, making sure structures are safe. they ll have to remove debris, blast debris, people that left items there. they ll have to flush the hydrants through. step four is a limited reentry of some of the businesses along there, so they can get their businesses ready to open, and then the reopening to everyone there along boylston street. there are memorials on both sides. they ll have to remove the memor
attacks here. it involves a battery found in the blast debris. let me bring in cnn crime and justice correspondent joe johns. joe, what are your sources telling you? jake, a top executive with tenenergy corporation out of california confirms to cnn his company has been contacted by federal authorities. a mangled tenenergy battery was found at the location of the marathon bombing. that battery we re told is what this executive described on the phone to us as a nickel metal hrdry sub c-size battery the type of battery typically used in remote control hobby cars. and the executive of course telling us in his view it is appalling this battery would have been used in this way when especially it is intended for toys. this is a possible lead in the investigation. we ve been working under the