One day after an IED exploded in a busy midtown Manhattan sidewalk, an explosion took place at a train station in Elizabeth, New Jersey, after a suspicious backpack was found. The detonation was "not controlled", the city's mayor said. Meanwhile, the FBI has questioned five people in connection with Saturday’s Manhattan blast. Elizabeth's mayor, Christian Bollwage, said the blast occurred when authorities were trying to "disarm" the backpack, and that the explosion was not controlled. ... As many as five potential explosive devices tumbled out of the backpack when it was emptied, Bollwage said. After cordoning off the area, a...