FILE - In this Sept. 11, 2012, photo, Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks in Reno, Nev. With the Iraq war over and Afghanistan winding down,

 

              FILE - In this Sept. 11, 2012, photo, Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks in Reno, Nev. With the Iraq war over and Afghanistan winding down,
FILE - In this Sept. 11, 2012, photo, Republican presidential candidate, former Massachusetts Gov. Mitt Romney speaks in Reno, Nev. With the Iraq war over and Afghanistan winding down, Iran is the most likely place for a new U.S. military conflict. Despite unprecedented global sanctions, Iran’s nuclear program is advancing. The United States and other Western nations fear the Islamic republic is determined to develop nuclear weapons and fundamentally reshape the balance of power in the Middle East, while posing a grave threat to Israel. Iran insists its program is solely designed for peaceful energy and medical research purposes. (AP Photo/Charles Dharapak, File)