Serial Killers

Scores of women were found dead in Louisiana in the late '90s and early 2000s. Police attribute many of the killings to Sean Vincent Gillis, Derrick Todd Lee and Jeffrey Lee Guillory. What happened to them?

Juan David Ortiz was found guilty of murdering four sex workers, whose bodies were found along rural roads in Laredo, Texas. Jurors saw a confession video where the defendant referred to the woman as "trash."

Prosecutors announced Kristen Wolf has agreed to a plea deal in the 2020 stabbings of Victoria Cook and Dylan Dickover, who both died of their injuries.

DNA connected Richard Cottingham to the 1968 murder of Diane Cusick. As part of a plea deal, Cottingham has now confessed to the murders of Mary Beth Heinz, Laverne Moye, Sheila Heiman and Marita Rosado Nieves. 

As seen in the Oxygen True Crime special "Serial Killer Capitol: Baton Rouge," multiple murderers were terrorizing the area in the same time period.

Fear filled a Louisana city as women were shot, stabbed, and strangled over the span of a decade.

Derrick Todd Lee, Sean Vincent Gillis, and Jeffery Lee Guillory all had one eerie trait in common.

Erika Peña testified about a harrowing encounter with suspected serial killer Juan David Ortiz, which played a key role in his arrest.

Director Jessica Dimmock told Oxygen.com that she wanted to create a "letter of appreciation" to the families of victims who were found in the Texas "Killing Fields."

Multiple murderers stalked the city of Baton Rouge at the same time, as seen in Oxygen's new special.