Serial Killer

The suspect is believed to have killed three women in the same building over the past six years

The killer's cipher was cracked in December after 51 years, sparking a wave of renewed interest

Samuel Little had 60 confirmed victims and confessed to dozens more

Investigators used covert searches of private DNA-tracing companies to track down relatives of the killer

The man is thought to have posed as a maintenance worker to gain access to senior living centers and smother his victims

Samuel Little confessed to 93 homicides, but his choice of victims -- those unlikely to be missed -- meant few paid attention

Police believe the four shootings were random

The former grave digger had been serving concurrent life sentences for his five-year killing spree and 13 murders across northern England in the 70s

Joseph James DeAngelo, 74, will die in prison for his guilty pleas to 13 murders and 13 rape-related charges between 1975 and 1986, said Judge Michael Bowman

As part of a deal to avoid the death penalty, he pleaded guilty Monday to 13 murders and admitted dozens of rapes and crimes too old to be prosecuted

The Netflix docuseries “The Confession Killer” examines how serial killer Henry Lee Lucas earned the title of ‘most prolific killer in America’

Detectives across the nation are interviewing Samuel Little with the hopes of identifying more of his victims

Samuel Little, whom the FBI identified this month as the most prolific serial killer in U.S. history, produced startlingly detailed likenesses of dozens of women he says he strangled

Samuel Little told investigators last year that he was responsible for about 90 killings nationwide between 1970 and 2005