24K views · 206 reactions | When a California tech consultant runs for governor, questions about his past emerge — including his ties to a woman at the center of David Coffin’s murder case. Watch “Tech Bro Murders” Tuesday on ID. | Investigation Discovery | Facebook

From ritual killings to nightmarish rampages, these aren’t horror movies—they’re real crimes that struck on the most feared date in the calendar. Watch "The Friday the 13th Murders" on Wednesday on ID and streaming on @HBOMax. | Investigation Discovery

On Friday the 13th, 14-year-old Amber Dubois vanishes. A year later, Chelsea King disappears nearby. As fear spreads, a survivor links the two and exposes a predator hiding in plain sight. Police race to stop a killer before Friday the 13th strikes again. Watch “The Friday the 13th Murders” Wednesday on ID. #TheFridayThe13thMurders | Investigation Discovery

3 comments | It was one of the most heavily reported missing persons cases in modern history. What happened to Madeleine McCann? Stream the ID Murder Mystery now FREE on the ID GO app. | Investigation Discovery | Facebook

150K views · 855 reactions | Jaz Granderson had dreams of making it big in football. But one night, a borrowed Jeep and a mysterious meeting changed everything. Who was the last person to see him alive? And what really happened that night? Watch Murder Under the Friday Night Lights Wednesday on ID. The 911 Call That Said It All | Murder Under the Friday Night Lights | ID | Investigation Discovery | Facebook

25K views · 167 reactions | When a close-knit community reunited for their annual tradition, no one could have imagined the tragedy that awaited them the next day. Valerie’s disappearance shattered the festivities, and a grim discovery confirmed everyone’s worst fears. Tune into an all-new episode of Murder Under The Friday Night Lights on Wednesday at 10/9c on ID. | Investigation Discovery | Facebook

1.3M views · 16K reactions | A kind old man—or a sadistic predator? Gary Muehlberg hid in plain sight for years. But DNA evidence finally exposed his deadly secrets. Watch #SignsOfAPsychopath Sunday on ID. | Investigation Discovery | Facebook

1.8M views · 24K reactions | Every chilling retelling was another way to control, to shock, to relive the violence he believed he was entitled to. Watch #SignsOfAPsychopath Sunday on ID. | Investigation Discovery | Facebook

8.9K views · 200 reactions | Watch as experts draw on forensic science to solve baffling crimes and other mysteries. Join us tonight at 8/7c for #ForensicFilesII on ID | Investigation Discovery | Facebook