Update 8 a.m. Friday:
The Missing and Endangered Person Advisory for Fabron and Fulton Flying has been canceled, according to the Montana Department of Justice. The children have been located and are safe. No other information was released.
A Missing Endangered Person Advisory has been issued on behalf of the Big Horn County Sheriff's Office.
Fabron and Fulton Flying have been taken by their non-custodial mother, Rheannon Flying. The boys were at a gas station in Hardin around 3 p.m. Thursday with their legal guardian when Rheannon arrived. Rheannon took the children, placed them in her vehicle, and drove away from the gas station.
The vehicle is a black or dark brown Ford Fusion with Arizona license plates, the license plate details are unknown. They may possibly be heading to Billings or to the Crow Reservation.
There is concern for the children's wellbeing due to Rheannon's past drug history. Fabron is a 7-year-old Native American male 3 feet 2 inches tall and 60 lbs with black hair and black eyes.
Fulton is a 9 year old Native American male 4 feet 1 inch tall and 87 lbs with black eyes and black hair.
Fulton was last seen wearing a champion hoodie, t shirt, and white Jordan shoes. Fabron was wearing white/gray sweatpants, navy blue t shirt, white Jordan shoes, with a black/gray jacket and brown stocking cap.
Rheannon Flying is a 39-year-old Native American female 5 feet 11 inches tall, 170lbs, with brown eyes and black hair.
If you have any information on the children or Rheannon, please call the Big Horn County Sheriff's Office at 406 665 9780 or dial 911.