Detailed text transcripts for TV channel - FOXNEWS - 20170502:08:25:00
In february in this district alone. >> we have the names of the people she was with. we don't know who might have done it. we really don't even know who was targeted. >> new ballistics technology is dramatically helping chicago police and federal agents solve cases like hers. it's called ni-ben. detailed information from every gun and bullet found at crime scenes is entered into the database. chicago police started to place an emphasis on connecting the dots. investigators have a catalog of valuable data for tens of thousands of guns on the streets and those recovered. >> without this technolo...