The evidence in the Gilgo Beach killings was vast and, at first, potentially useless in court. To make the case stick, investigators would have to rebuild it from the ground up, turning years of scattered leads into a single, prosecutable story. Detectives and analysts had amassed troves of information — including intricate cellphone data mapping connections between suspects and victims — but there was no clear path to introduce much of it as evidence at trial. #newyorl #truecrimestories #gilgobeach Subscribe to our YouTube channel: bit.ly/3jLQjUN Subscribe to Newsday.com: newsday.com/socialoffer ~ FOLLOW US ON SOCIAL MEDIA ~ @newsday on Facebook, Instagram and Twitter. @newsday.tv on TikTok.