The First 48 Presents Critical Minutes S02 E04 Forensics Don't Lie

A look back at three cases from The First 48 where forensics played a pivotal role in solving homicides. In Harris County, detectives rely on fingerprints to solve a father's carjacking and murder. In Charlotte, NC, a slain woman's family finds justice through DNA; and in Minneapolis, ballistics is the key to solving a man shot during a street fight.