PHILADELPHIA (FOX 29) - Lower Merion Township Police have identified a suspect they believe robbed a bank in Bryn Mawr on Tuesday.
Police say Justin O'Brien, 32, entered the FirstTrust Bank on the 700 block of West Lancaster Avenue brandishing a gun.
O'Brien demanded money from the tellers at gunpoint and fled with an undisclosed amount of cash.
O'Brien is also being investigated for bank robberies in Philadelphia and Radnor.
Police warn that O'Brien is considered armed and dangerous and should not be approached. Anyone with information on his whereabouts is urged to contact investigators at 610-649-1000.