The arrest of Rex Heuermann brought immense relief to those who knew the case and had been deeply affected by it. However, his arrest also prompted a whole new set of questions that the public wants answered. Where did Heuermann murder the women? Are there more bodies out there that authorities don't know about? What does law enforcement know that they haven't shared? Host, Chris Mass, speaks with a former homicide detective who adds his perspective on how different information helped...

In order to arrest Rex Heuermann in connection with at least 3 of the murders in the "Gilgo 4" case, law enforcement officials first had to gather and analyze massive amounts of information. From gathering internet search records to comparing the location of cellphones and gathering DNA from a discarded slice of pizza, officials knew that they would need a mountain of evidence before they took Rex Heuermann into custody. Host, Chris Mass, speaks with a former homicide detective from the New...

Since four bodies were initially discovered on Gilgo Beach more than a decade ago, their killer has eluded law enforcement...until now. Rex Heuermann, from Massapequa Park, Long Island, was taken into custody on July 14th in connection with the death of three sex workers. He is also the primary suspect in the death of a fourth woman and perhaps many more. Host, Chris Mass, who chronicled the gruesome case in the first two seasons of "LISK: Long Island Serial Killer" speaks with Senior...

We’re dropping an extra episode to introduce you to a new podcast series called Dark Valley. This investigative true-crime series covers America’s unknown serial killer, told through the lens of their only surviving victim. After listening to episode #1 of Dark Valley, stream episode #2 on the Dark Valley feed by searching Dark Valley or clicking Apple or Spotify; episode #2 is OUT NOW! Learn more about your ad choices. Visit megaphone.fm/adchoices

Check out the new 3-part series "The Fall Line" that dives into the cold case of Chairo Garibay Ferreyra. In 2005, the 20-year old woman disappeared in Olivehurst, CA, and only after a 5-week search did authorities make a grim discovery. No arrest has ever been made. To hear the rest of Chairo’s story, please find The Fall Line anywhere you listen to podcasts. There is a 50,000-dollar reward in Chairo’s case; tips can be submitted to Yuba County Sheriff’s Office via Anonymous Tipline at...

BONUS: Bear Brodsky lived with Amber Costello, the last known victim of LISK, and Dave Schaller in the house on America Avenue in Babylon, Long Island. Bear talks about their struggles with drug addiction, Amber's caring personality, the dangers of doing incalls and outcalls. Bear also looks at a series of photographs of men who are tied to the LISK case and recalls which ones look familiar as people who may have visited Amber at the house. Hosted by Chris Mass. Part 2 of 2. Learn more...

BONUS: Bear Brodsky lived with LISK victim, Amber Costello, and Dave Schaller on America Avenue in Babylon, Long Island. After Bear met Amber in a rehab program, she invited him to move into the house she shared with Dave. Bear recalls stories of Amber's generous and loving nature along with their shared struggles with addiction. Bear also talks about Amber's entry into sex work, how she navigated the dangers of both incall and outcall service, and how they maintained their drug habits....

The Suffolk County Police Department released Shannan Gilbert's 911 call she after more than 12 years. The call and the ensuing search for Shannan would lead police to the discovery of "The Gilgo 4" and 6 more bodies whose deaths have been attributed to the Long Island Serial Killer. Host, Chris Mass, and Senior Producer, Shannon McGarvey, play excerpts of the call and offer contextual insights into the investigation. Learn more about your ad choices. Visit megaphone.fm/adchoices

In 1978, five young men from Yuba County, CA, vanish in the Sierra Nevada Mountains during a routine car ride home. All five friends would end up missing or dead.

NEW PODCAST: In early 1978, five young men from Yuba County, CA, vanish in the Sierra Nevada Mountains during a routine car ride home. All five friends would end up missing or dead.

In 1987, a family sleeps quietly in its Billings home when a stranger enters through a bathroom window and sexually assaults 8-year-old Linda Glantz.

NEW PODCAST: The 7-part series explores the story of a 1987 home invasion and sexual assault of a young girl. Now grown, Linda Glantz, shares her story, the family's attempts to deal with the attack and Linda's maddening search for justice.

The Long Island-area homicide detective from Season 2 chats with Senior Producer Shannon McGarvey about what it actually takes for law enforcement to process mountains of backlogged DNA, solve cold cases, and the best way for the public to submit tips.

Long Island radio personality and politico, Frank MacKay, speak with Senior Producer, Shannon McGarvey, about the Suffolk County Police Department's attempts to impede the LISK investigation (Part 2 of 2)

Long Island radio personality and politico, Frank MacKay, speak with Senior Producer, Shannon McGarvey, about the Suffolk County Police Department's attempts to impede the LISK investigation

LISK podcast Senior Producer, Shannon McGarvey, speaks with the anonymous creator of GilgoCase.com, who talks about the genesis of their site, web sleuthing, online best practices, and more.

Suffolk County PD won't confirm the presence of DNA evidence yet any genetic material could undoubtedly help solve the LISK case. Since the first victims were discovered on Gilgo Beach a decade ago, there have been vast advancements in the cataloguing and use of DNA. So, why has genetic sequencing not provided any definitive leads on LISK's identity? Learn from experts Cece Moore and Dr Libby Johnson who are advancing the use of DNA as evidence and where it fits into the LISK case. Hosted by...

Even though the Suffolk County Police Department identified behavioral and physical traits of LISK, why has there been virtually zero progress in finding the killer for over a decade?

A combination of new techniques, tried and true methodologies and competent investigation are at the core of identifying LISK's character profile.

Host Chris Mass speaks to a former roommate of Joe Brewer known as the Oak Beach Drifter. Plus, Chris speaks with a pair of renowned criminologist, Dr Kim Rossmo, and forensic psychologist, Dr Jacqueline Sebire, about modern methodologies in the LISK case.

The grim discovery of bodies along Ocean Parkway then leaves investigators with the task of trying to figure out the victims identities.

After the Suffolk County Police Department discovers the remains of the sex workers who came to be known as the Gilgo 4, a series of highly questionable decisions derail the efficacy of their investigation.

A meticulously compiled file points to a suspect, and a host of people explain how Suffolk County Police mishandled the LIsK investigation from Day 1.

In Season 2 of "LISK: Long Island Serial Killer - The Search for Answers", host Chris Mass peels back the layers of what is fact and what is fiction.

Chris Mass speaks with Skip Hollandsworth, the host of "Tom Brown's Body", a new podcast that unravels the mystery of a teenage boy who disappears in a remote Texas town.