Before They Kill Again
Available on Investigation Discovery, Food Network, Science Channel, Discovery, TLC, Travel Channel, HGTV, Prime Video, discovery+, Hulu, Sling TV, Max, Animal Planet, Philo, AHC GO, Destination America GO, Discovery Life GO, Cooking Channel
Sometimes, the only way to stop a madman before he kills again is to get inside the mind of a monster and think like he does. Cops go head-to-head with the most dangerous and deadly criminals in one-on-one battles of wits, and only one of them will win.