Sheridan County Sheriff's deputies responded to a residence in Reserve on Saturday for reports of a shooting.
According to the Sheridan County Sheriff's Office, deputies responded around 6 p.m. with help from U.S. Border Patrol agents.
Deputies and dispatch were able to talk the suspect into surrendering peacefully.
The Sheriff's Office stated deputies arrested a man identified as Jonathan Black Jr.
The victim was transported to Sheridan Memorial Hospital. The victim's name and condition are unknown at this time.
Because the suspect is a tribal member and the shooting occurred on the Fort Peck Indian Reservation, the FBI has taken over the investigation.
We will update you with any new information.