Do you really think I'm going to tell you the plan to attack Iran? Reporter: How far did you go for a possible attack in Iran? Donald Trump: You really think I'm going to tell you that? Couldn't anyone at the Wall Street Journal ask such a stupid question? "How far have you come? "Well, we're thinking of doing it; maybe tomorrow! Do you really think I'm going to tell you that?

Do you really think I'm going to tell you the plan to attack Iran? Reporter: How far did you go for a possible attack in Iran? Donald Trump: You really think I'm going to tell you that? Couldn't anyone at the Wall Street Journal ask such a stupid question? "How far have you come? "Well, we're thinking of doing it; maybe tomorrow! Do you really think I'm going to tell you that?