"Who, what, where, why and when?" are the essential questions at the heart of every homicide investigation – for detectives but also for journalists chasing the 360-degree story. Investigative correspondent Chris Hansen knows the routine all too well, having won eight Emmy awards for investigative reporting, outstanding coverage of a news story and outstanding coverage of breaking news. Now, in Investigation Discovery's all-new newsmagazine Killer Instinct with Chris Hansen, he brings his unrivaled journalistic skills and criminal insight to an enthralling new series, digging deep into the depths of a killer's mind and bringing life to some of America's most chilling and heart-wrenching homicide cases. Killer Instinct with Chris Hansen premieres on Monday, August 17 at 10/9c only on Investigation Discovery.