A bank robbery suspect faces up to six years in prison. 39-year-old Kenneth Gatlin, of Toledo, changed his not guilty plea on one count of robbery and one count of theft to guilty on Monday. According to Assistant Muskingum County Prosecutor, Jim Workman, Gatlin robbed Bank One on Brandywine Boulevard on November ninth of last year. He could face up to five years on the robbery charge and one year on the theft charge. A pre-sentence investigation has been ordered in the case.