An elderly Hamilton woman is in the Butler County Jail, charged with robbing a Fairfield Township bank at gunpoint Friday. 74 year old Ann Mayers was arrested at her home on the 1200 block of Parrish Avenue hours after she allegedly held up a teller at the AurGroup Credit Union branch on Creekside Drive around 1:29pm. Police say they located the 2014 silver Hyundai Elantra getaway car, as well as a handgun, which was found in the vehicle. Police say Mayers apparently had no criminal history before the incident. She is charged with Aggravated Robbery with a Firearm, and Tampering with Evidence. Police say Mayers has admitted to the crime.