Finding a needle in a haystack is child’s play compared with the difficulty of protecting the public from explosives that could be placed in any of the millions of cars and trucks on the roads in and around New York and Washington. Those areas are under heightened alert after federal officials disclosed al-Qaida terrorists were interested in using vehicle bombs to attack financial institutions in Newark, N.J., Manhattan and the nation’s capital. A car or truck bombing is much easier to pull off than the spectacular suicide airplane hijackings of Sept. 11, 2001. Vehicles are easy to get, easy to drive and easy to hide, and any number of explosives can be hidden in them. Detonating a vehicle can be done by remote control or with a suicide terrorist. Full Story