Moberly police investigators have not released the name of the suspect who was arrested for last Friday??s robbery at Bank Midwest on Morley Street.
They are waiting on a grand jury to decide whether the suspect should be charged in federal or state court.
If the case becomes a federal investigation, the FBI would charge the suspect.
Moberly police would handle the investigation in state court.
Missouri State Highway Patrol investigators said the suspect is a black man, 25.
He was arrested on Friday afternoon after a 5 hour search in a cornfield near Sturgeon.
Moberly police said they are still looking for 2 more suspects who are possibly armed.