Lt. General Robert G. Gard, Jr., Chairman of the Center for Arms Control and Non-Proliferation, discusses his endorsement of a full page ad in the Washington Post titled “Mr. President: Say No to War of Choice with Iran;” why the US should use sanctions to pressure Iran to adopt the Additional Protocol, allowing the IAEA to conduct more intrusive inspections; how the Obama administration earned the goodwill of Russia, China and Europe by reaching out to Iran diplomatically; and why war isn’t...