Boston-4/18/13- A man was rescued by Boston Firefighter on an aerial ladder assisted by Boston EMS. Police responded to a report of a man carrying a backpack threatening to jump off the bridge at Washington Street in Chinatown that goes over the MassPike. Traffic was stopped on the Pike so the firetruck could raise it’s ladder from below. He was handcuffed to the fence and a hole was cut into the fence to bring him to the street. His backpack fell to the MassPike and was searched.