Calera police investigating a bank robbery need help to identify a person of interest in the case.The robbery was reported on Jan. 23 at 11:25 a.m. at the Central State Bank in Calera.According to the police report, a man walked into the bank and handed the teller a note demanding money.The suspect fled the scene on foot and was picked up by an unidentified white man driving a white vehicle, officials said.Anyone with information is asked to call Crime Stoppers at 205-254-7777.