There is no daylight between the United States and Israel on the objective and the preferred means for dealing with Iranian nuclear ambitions. Much has been written about possible differences, but the recent meeting between President Obama and Prime Minister Benjamin Netanyahu highlighted key points of convergence: Both agree that the objective is prevention, not containment, and that a nuclear Iran could set off an arms race in an already-dangerous region. The heightened risk of a nuclear war in the Middle East is, in essence, why Obama has indicated that the issue is in the “American national interest.”