Kim Mager, a 30-year veteran of the Ashland City Police in Ohio, got Ohio serial killer Shawn Grate to confess to his crimes. He is now on death row.

Kim Mager, a former detective with the Ashland Police Department, speaks with ABC News’ John Quiñones. ABC News. A kidnap victim's harrowing 911 call in 2016 launched an investigation that ...

In “A Hunger to Kill,” the former homicide detective Kim Mager recalls a career-defining investigation. By Joe Pompeo Joe Pompeo is the author of “Blood & Ink: The Scandalous Jazz Age Double ...

Mager then questioned Grate about what Jane Doe reported. She would spend 33 hours over eight days speaking with him. Through a less commanding approach and empathy, Mager was able to get Grate to ...

Mager then questioned Grate about what Jane Doe reported. She would spend 33 hours over eight days speaking with him. Through a less commanding approach and empathy, Mager was able to get Grate to ...

Mager then questioned Grate about what Jane Doe reported. She would spend 33 hours over eight days speaking with him. Through a less commanding approach and empathy, Mager was able to get Grate to ...

A kidnap victim's harrowing 911 call in 2016 launched an investigation that ended with the arrest of a serial killer who admitted to murdering five women, and left a veteran Ohio detective, police ...