Christopher Edward Hansen (born September 13, 1959) is an American television journalist and YouTube personality. He is known for his work on Dateline NBC, in particular the former segment To Catch a Predator, which revolved around catching potential Internet sex predators using a sting operation. He also hosts Killer Instinct on Investigation Discovery, which documents homicide investigations. In September 2016, he became the new host of the syndicated show Crime... see more