Pipes: Israel should threaten to do the job itself in Iran with tactical nukes

In an interview with Elwood McQuaid, Middle East expert Daniel Pipes says that Israel should threaten to do the job itself with ocean-based tactical nuclear weapons if President Obama won't give the order to take out Iran's nuclear capability. EMQ: It seems the United States and Europe are resigned to Iran developing nuclear weapons. Should we be concerned about this? And what should be done