Dateline Originals

On June 5, 2017, 20-year-old Ashley Loring Heavy Runner reportedly went to a couple of house parties on the Blackfeet Indian Reservation in Browning, Montana. The next day, she and her sister Kimberly Loring messaged each other on Facebook. That is the last time anyone in Ashley’s family has heard from her. Dateline's Josh Mankiewicz talks with Kimberly Loring, Montana Free Press reporter Nora Mabie, and Haley Omeasoo, Ashley’s high school classmate and founder of Ohkomi Forensics, about the crisis of missing Native Americans and the work being done to bring their cases to light. At the time of her disappearance Ashley was 5'2" and weighed about 90 lbs. She has brown hair and brown eyes. Ashley would be 29 years old today. Anyone with information on Ashley's whereabouts is asked to call the FBI at 1-800-CALL-FBI or contact their field office in Billings at (406) 248-8487. You can also submit a tip online at tips.fbi.gov. Get more information and see pictures of Ashley Loring Heavy Runner here: https://www.nbcnews.com/datelinemissing. This episode originally published on August 3, 2026.

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Bianca Carrasco, a 29-year-old oncology nurse and mother of three, disappeared on May 1, 2016, in San Antonio, Texas. She was last seen by her husband, who said she walked out of the house after an argument. Bianca's phone went dark that night, and no one has heard from her since. Dateline's Josh Mankiewicz speaks with Bianca's sister, Jovanna Burney, her friend Julie Stinson, and a representative from Search and Support San Antonio, Lori Wittmeyer. Bianca is right-hand dominant, has a tattoo of the letter "B" on her left hip, and a surgical scar on her abdomen. At the time of her disappearance Bianca was 5’1, 125 lbs., with brown eyes and shoulder-length brown hair. She was last seen wearing a blue jean jacket, multi-colored leggings, and wedge shoes. She is said to have been carrying a pink Prada purse, and a black Prada wallet. Anyone with information regarding Bianca’s case is urged to call the San Antonio Police Department at (210) 207-7660 or San Antonio Crime Stoppers at 210-224-STOP (210-224-7867). Get more information and see pictures of Bianca Carrasco here: https://www.nbcnews.com/datelinemissing. This episode originally published on August 31, 2026.

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Haleigh Murphy, a 22-year-old Army veteran and mother, was last seen on June 16, 2023, leaving a bar in Round Rock, Texas, with a male friend. Her family has not heard from her since that night. According to the Austin Police Department, at the time of her disappearance Haleigh was an informant for the Texas Department of Public Safety. Dateline’s Josh Mankiewicz speaks with Haleigh’s mother, Becky Mitchell, her sister, Harley Murphy, and her best friend, Brittney Ketchum. When last seen, Haleigh Murphy was 5’ and 130 lbs. She had short platinum blonde hair, hazel eyes, and many brightly-colored tattoos. She would be 26 years old today. Anyone with information regarding her disappearance is asked to contact the Texas Rangers at 512-424-2160 or the Texas Department of Public Safety Missing Persons Clearinghouse at 512-424-5074. Get more information and see pictures of Haleigh Murphy here: https://www.nbcnews.com/datelinemissing. This episode originally published on August 17, 2026.

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Marilyn “Niqui” McCown vanished from Richmond, Indiana, on July 22, 2001, just weeks before her wedding. The 28-year-old was last seen on security video at a convenience store near a local laundromat. Months later, the GMC Jimmy she had been driving was found in Dayton, Ohio; her laundry was found folded inside the vehicle. Dateline’s Josh Mankiewicz speaks with Niqui’s sister, Michelle McCown-Luster, and Niqui’s daughter, Payton Johnston, about their long search for answers. Josh also speaks with WDTN co-anchor Kelley King, who has followed Niqui’s case for years. Also featured is Richmond Police Department Detective Mike Wright, who continues to investigate Niqui’s disappearance. Niqui was 5’3” and weighed 115 pounds at the time of her disappearance with brown hair and eyes. She was last seen wearing a pink top, biker shorts, and sandals. She would be 53 years old today. Anyone with information about Niqui’s case is asked to call the Richmond Police Department at 765-983-7247. Get more information and see pictures of Niqui McCown here: https://www.nbcnews.com/datelinemissing. This episode originally published on August 24, 2026.

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Cheryl Scherer vanished from the Rhodes Pump-Ur-Own gas station in Scott City, Missouri, on April 17, 1979. The 19-year-old had spoken with her mother that morning, but when a co-worker stopped by the station shortly after that call, Cheryl was gone. Nearly half a century later, Cheryl’s disappearance remains unsolved, and tips continue to come in today. Dateline’s Josh Mankiewicz speaks with Cheryl’s younger siblings, Anthony Scherer and Diane Scherer-Morris, along with Sheriff Derick Wheetley, Det. Sgt. Michael Williams, and Det. Carerra Patterson of the Scott County Sheriff’s Office about the case. At the time of her disappearance, Cheryl Scherer was 5’1”, weighed about 100 lbs., with blue eyes and shoulder-length red hair. Cheryl would be 67 years old in August. Anyone with information about her disappearance is urged to contact the Scott County Sheriff’s Office at 573-545-3525. Get more information and see pictures of Cheryl Scherer here: https://www.nbcnews.com/datelinemissing. This episode originally published on August 10, 2026.

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