Investigation Discovery When Joyce Aparo is found strangled to death on the side of the road, the investigation leads detectives into a dark world of abuse, sexual obsession and lies. 2026-06-10 When Philadelphia Mainliners Courtlandt and Alexandra Gross are found murdered in their home, detectives begin the hunt for a calculated killer which takes them straight into the heart of Philly. 2026-06-10 Jessi Hildebrandt exposes their aunt Jodi's manipulation as survivors speak out and reveal her cult-like control and the lasting damage she causes. 2026-06-10 When a 10-year-old girl reports being held hostage by a family friend, negotiator Mike Newlin must earn the suspect's trust; an assailant in New Mexico takes shelter inside a local tourist attraction, taking everyone hostage. 2026-06-10 A car accident gets a quiet neighbourhood talking, things get physical outside a gym, and police deal with a naked man who has turned violent. 2026-06-10 A burglar in Los Angeles cries for help, a famous swan almost gets away, a bizarre heist has local officials mystified, and a stolen ambulance puts lives in danger. 2026-06-10 US Air Force sergeant Nathan Paet and his family appear to live a blissfully normal life - until a horrific attack leads to their destruction. 2026-06-10 When a young child goes missing from a Cincinnati park, locals lead a massive manhunt. But before long, detectives realise that not all is as it seems. 2026-06-10