Definition: Given a document, generate a short title of the document. The title should convey the main idea/event/topic about which the document is being written. Note that URLs in the text have been replaced with [Link].
Input: Admiral Mike Mullen  the chairman of the US Joint Chiefs of Staff  said he supported using diplomatic and economic pressure against Iran and repeated his view that military action could carry "unintended consequences."
 "No strike  however effective  will be in and of itself decisive " Mullen told a press conference after recently returning from a visit to the Middle East.
 But he said the US military stood ready with plans for possible action if necessary.
 Mullen and other top US officials have said previously military action against Iran cannot be ruled out.
 "For now  the diplomatic and the economic levers of international power are and ought to be  the levers first pulled " Mullen said.

Any strike against Iran would not be 'decisive': US military chief