When a night out ends in bloodshed for 23-year-old Navy veteran Raul Mendoza, Houston police have a lot of questions on their hands. But a tip from Raul’s sister soon reveals that someone police have met before may hold the answers. -Secret Rendezvous, Swamp Murders (S5,E2)

Editor’s note: With a cable subscription, you can download the free ID Go app and watch Investigation Discovery programming at your convenience. And for those who do not have cable, you can watch “unlocked” episodes on the ID Go app including the latest premieres. For those who prefer commercial free programming during your binge session, Prime Video has an ID channel: ‘True Crime Files by Investigation Discovery” available for $3.99 a month. It’s a compilation of older seasons but totally worth the cost if you are a true crime addict. Download the ID Go app or purchase ID True Crime Files & binge away.

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Secret Rendezvous | Swamp Murders | Investigation Discovery (S5,E2)
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Secret Rendezvous | Swamp Murders | Investigation Discovery (Prime Video)
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