A policeman sitting at a bank across the river saw the suspect running.
SHARON, Pa. -- A man described as being in his mid-30s approached a teller in the bank at 7 W. State St. just before noon and demanded money.
Police said he had a note claiming he had a gun, but no weapon was seen.
The teller handed him an undisclosed amount of money and the man fled on foot, running south through a parking lot parallel to South Water Avenue.
A police detective sitting in a bank drive-through line at National City Bank directly across the Shenango River from the First National office spotted the man.
The man was last seen running near the Reinhardt's Agency Inc. building on South Water Avenue. Police searched the area, but were unable to find him.
Police were examining the bank surveillance tape in an effort to identify the robber.
City police said the FBI has taken over investigation of the case.
Amount: Bank auditors spent Wednesday afternoon examining records to determine how much money was taken. The branch remained closed for the day but was scheduled to open today.
The robber was described as a white man, about 6 feet tall and wearing a white long-sleeve T-shirt, blue jeans and a baseball cap that was light in the front and dark in the back.