REBROADCAST

FRIDAY, AUG. 6

9:01-11:00 p.m. - 20/20

Woman discovers her father's true identity is the notorious BTK Killer, who tormented Kansas for decades.

'20/20' REPORTS ON THE NOTORIOUS BTK SERIAL KILLER WHO TORMENTED WICHITA FOR DECADES

The Two-Hour Primetime Event Features Interview With Killer's Daughter, Kerri Rawson

'20/20' Airs on Friday, Aug. 6 (9:01 - 11:00 p.m. EDT), on ABC

One of America's most notorious serial killers, Dennis Rader, known as The BTK Killer, spent decades tormenting Wichita, Kansas. He brutally tortured and murdered ten people while also taunting the tight-knit community, local media and police with letters detailing his horrific crimes. Fourteen years after he was caught, his daughter, Kerri Rawson, spoke to ABC News Senior National Affairs Correspondent Deborah Roberts for a "20/20" report on Rader. Kerri discussed her childhood, how she and her family dealt with the shocking revelation of her father's true identity and how they worked to overcome the unthinkable crimes of her father. The two-hour "20/20" airs on Friday, Aug. 6 (9:01 - 11:00 p.m. EDT), on ABC. (Rebroadcast. ABC OAD: 2/1/19)

ABC News' "20/20" is an award-winning primetime program anchored by David Muir and Amy Robach. A proven leader as a long-form newsmagazine for over 40 years, "20/20" features unforgettable, character-driven true-crime mysteries, exclusive newsmaker interviews, hard-hitting investigative reports and in-depth coverage of high profile stories. The two-hour "20/20" events air Fridays from 9:01-11:00 p.m. EDT on ABC and are available to stream on ABC News digital platforms and Hulu. David Sloan is senior executive producer, and Janice Johnston is executive producer.