As every day's headlines bring new reports of the deadly weapons programs of terrorist-sponsoring states (notably, Iraq, North Korea and Iran), it must be assumed that such a hand-me-down, sea-launched missile could be used to deliver a weapon of mass destruction to our shores.
Last year, Iran described a ship-launched test of its Shihab-3 missile in the Caspian Sea as "successful" in spite of the fact that like an EMP, the missile detonated in mid-launch.