Watch the two-hour ABC News special, "The Family Manson,” Friday, March 17 at 9 p.m. ET on ABC.

Mother was 'screaming': Relatives of Sharon Tate, Jay Sebring recall learning of Manson family murders
Michael Ochs Archives/Getty Images
Story
Wed Mar 15 11:51:36 EDT 2017
Mother was 'screaming': Relatives of Sharon Tate, Jay Sebring recall learning of Manson family murders
ARCHIVAL VIDEO: Manson murders, 40 years later
ABCNews.com
Video
Wed Mar 08 14:26:17 EST 2017
ARCHIVAL VIDEO: Manson murders, 40 years later
Charles Manson and the followers who murdered for him
Bettmann Archive/Getty Images
Slideshow
Tue Mar 07 10:57:23 EST 2017
Charles Manson and the followers who murdered for him
'Truth and Lies: The Family Manson' - Fri, March 17, at 9/8c
ABCNews.com
Video
Mon Mar 06 12:15:36 EST 2017
'Truth and Lies: The Family Manson' - Fri, March 17, at 9/8c