TV Murder in the Heartland - Season 7 Episode 4 : The Gravel Pit Murders Murder in the Heartland - Season 7 Episode 4 : The Gravel Pit Murders 8.4/10 by 17 users In Howard City, MI, detectives investigate a night of horror that ends with the shooting of beloved couple Robert and Norma Bean in a gravel pit. Local tips provide alarming new clues, revealing the shocking timeline of their final hours. Details Casts Posters Images Title Murder in the Heartland - Season 7 Episode 4 : The Gravel Pit Murders Alternative Titles First Air Date 2017-11-29 Last Air Date 2024-05-15 Number of Episodes 69 Number of Seasons 9 Genres Crime, Documentary, Networks Investigation Discovery, Casts Plot Keywords , Episodes List Murder in the Heartland Season 7 :Episode 1 Killer on the Res Killer on the Res 2023-03-15 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined... Murder in the Heartland Season 7 :Episode 2 The Killing Kind The Killing Kind 2023-03-22 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined... Murder in the Heartland Season 7 :Episode 3 Last Shift at Pirate's Cove Last Shift at Pirate's Cove 2023-03-29 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined... Murder in the Heartland Season 7 :Episode 4 The Gravel Pit Murders The Gravel Pit Murders 2023-04-05 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined... Murder in the Heartland Season 7 :Episode 5 An Unfaithful Truth An Unfaithful Truth 2023-04-12 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined... Murder in the Heartland Season 7 :Episode 6 Field of Bad Dreams Field of Bad Dreams 2023-04-19 Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined...