CNN Anderson Cooper 360 March 23, 2013 03:08:00
That, it shouldn't be very difficult for a forensic examiner to determine that. >> how long would that take? once they got the casings together? >> it could take anywhere from five minutes to 30 minutes. >> okay. do they actually have to have the physical casing or can they do it from a photograph? >> no, no, no. they have to do the physical casings. both cartridge casings or all the cartridge casings from all three incidents need to be in the same location under the same comparison microscope. >> i appreciate your expertise. thanks for being with us. i want to bring in vicky banky. until a fe...