When a teenage boy with special needs in California disappears without a trace, authorities are up against the clock to find him. However, once his remains are discovered in a shallow grave in a national park amongst some of the most unique plants on earth, investigators set their sights to find a killer much closer to home.

Dameian ‘Luke’ Gulley (Photo Source) Obituary from Dignity Memorial

Miguel Angel Pacheco (Photo Source) The Associated Press

Andrea Villegas Pacheco in court after her ex-husband's sentencing (Photo Source) Visalia Times Delta: Killer sentenced to life in prison. By Sheyanne Romero via newspapers.com

Sequoia National Park Image (Photo Source) National Park Service

Sequoia National Park Map (Photo Source) Google Maps
Episode Source Material
- Visalia Times-Delta: Arrest made in teen’s death. By Eric Woomer via newspapers.com.
- The Associated Press via Tucson.com: Miguel Angel Villegas Pacheco. By staff.
- Visalia Times-Delta: ‘We knew we had foul play.’ By Eric Woomer via newspapers.com. (1)
- Visalia Times-Delta: ‘We knew we had foul play.’ By Eric Woomer via newspapers.com. (2)
- Visalia Times-Delta: Teen helped at care facility. By Kyle Harvey via newspapers.com. (1)
- Visalia Times-Delta: Teen helped at care facility. By Kyle Harvey via newspapers.com. (2)
- California, Tulare County Superior Court Records: Felony Complaint. The People vs. Miguel Angel Villegas Pacheco. Received via public records request. No direct link.
- Visalia Times-Delta: Teen remembered at service. By Luis Hernandez via newspapers.com. (1)
- Visalia Times-Delta: Teen remembered at service. By Luis Hernandez via newspapers.com. (2)
- Visalia Times-Delta: Teen’s stepfather arraigned. By Eric Woomer via newspapers.com. (1)
- Visalia Times-Delta: Teen’s stepfather arraigned. By Eric Woomer via newspapers.com. (2)
- Visalia Times-Delta: A final goodbye to a friend. By Kyle Harvey via newspapers.com. (1)
- Visalia Times-Delta: A final goodbye to a friend. By Kyle Harvey via newspapers.com. (2)
- Visalia Times-Delta: Mother of slain teen speaks out. By Kyle Harvey via newspapers.com. (1)
- Visalia Times-Delta: Mother of slain teen speaks out. By Kyle Harvey via newspapers.com. (2)
- Visalia Times-Delta: Stepfather in court today for hearing on stepson’s death. By Eric Woomer via newspapers.com.
- Visalia Times-Delta: Preliminary hearing set. By Eric Woomer via newspapers.com. (1)
- Visalia Times-Delta: Preliminary hearing set. By Eric Woomer via newspapers.com. (2)
- The Associated Press via Bakersfield Now: Police, Visalia man strangled stepson with cord. By staff.
- Visalia Times-Delta: Stepfather to stand trial. By Eric Woomer via newspapers.com. (1)
- Visalia Times-Delta: Stepfather to stand trial. By Eric Woomer via newspapers.com. (2)
- Visalia Times-Delta: November 17. By staff via newspapers.com.
- Visalia Times-Delta: Murder trial date delayed. By Kyle Harvey via newspapers.com. (1)
- Visalia Times-Delta: Murder trial date delayed. By Kyle Harvey via newspapers.com. (2)
- Visalia Times-Delta: 2015 Pacheco trial set. By Kyle Harvey via newspapers.com. (1)
- Visalia Times-Delta: 2015 Pacheco trial set. By Kyle Harvey via newspapers.com. (2)
- ABC 30: Witness testimony begins in Visalia murder case. By Brian Johnson.
- Visalia Times-Delta: Defense Suspect defended himself. By Sheyanne Romero via newspapers.com. (1)
- Visalia Times-Delta: Defense Suspect defended himself. By Sheyanne Romero via newspapers.com. (2)
- Tulare County District Attorney’s Office: Visalia Man Found Guilty of Murder of Stepson via Facebook.
- Fresno Bee: Man who strangled stepson and hid his body is found guilty of murder. By Lewis Griswold.
- Visalia Times-Delta: Jury, Pacheco is guilty. By Sheyanne Romero via newspapers.com. (1)
- Visalia Times-Delta: Jury, Pacheco is guilty. By Sheyanne Romero via newspapers.com. (2)
- National Park Service: Jury finds man guilty of first-degree murder after a multi-agency investigation. By NPS Investigative Services Branch Staff.
- Visalia Times-Delta: Families of 2 killed get justice; 1 waiting. By Sheyanne Romero via newspapers.com. (1)
- Visalia Times-Delta: Families of 2 killed get justice; 1 waiting. By Sheyanne Romero via newspapers.com. (2)
- California, Tulare County Superior Court: People’s Statement in Aggravation. The People vs. Miguel Angel Villegas Pacheco. Received via public records request. No direct link.
- Tulare Advance-Register: Pacheco faces life in prison. By Eric Woomer via newspapers.com. (1)
- Tulare Advance-Register: Pacheco faces life in prison. By Eric Woomer via newspapers.com. (2)
- Visalia Times Delta: Judge, ‘You are a bad man.’ By Sheyanne Romero.
- ABC 30: Tulare County judge sentences Visalia man to 25 years to life for murder of stepson. By staff.
- Fresno Bee: Sentenced to 25 to life, He killed his stepson but never showed remorse. By Lewis Griswold.
- Visalia Times Delta: Killer sentenced to life in prison. By Sheyanne Romero via newspapers.com. (1)
- Visalia Times Delta: Killer sentenced to life in prison. By Sheyanne Romero via newspapers.com. (2)
- The Sun Gazette: Pacheco gets life for murdering stepson. By staff.
- The People vs. Miguel Angel Villegas Pacheco, California Court of Appeals, Fifth Appellate District. Opinion. Received via public records request. No direct link.
- Miguel Angel Pacheco California Incarcerated Records and Information Search Profile.