When does Untitled Gilgo Beach serial killings docuseries return?

The Gilgo Beach serial killings were a series of murders spanning from the early 1990s until 2011. Many of the victims' remains were found over a period of months in 2010 and 2011 during a police search of the area along Ocean Parkway, near the remote beach town of Gilgo in Suffolk County, New York. The investigation was prompted by the disappearance of Shannan Gilbert, an escort who advertised on Craigslist. The perpetrator in the case is known as the Long Island Serial Killer, the Manorville Butcher, or the Craigslist Ripper. Rex Heuermann, a Manhattan architect and resident of Massapequa Park on Long Island, has been charged in the murders of six women.