‘One of my nightmares’ : Pipe bomb attack hits in NYC subway

Police block a street by Port Authority Bus Terminal near New York’s Times Square following an explosion on Monday. (AP Photo/Andres Kudacki)
This undated photo provided by the New York City Taxi and Limousine Commission shows Akayed Ullah, the suspect in the explosion near New York's Times Square on Monday. (New York City Taxi and Limousine Commission via AP)

NEW YORK (AP) — A would-be suicide bomber inspired by Islamic State extremists strapped on a crude pipe bomb, slipped unnoticed into the nation’s busiest subway system and set the device off at rush hour Monday in a scenario that New York has dreaded for years, authorities said.