Bet they could if they had nuclear missiles.
Via CNN:
The Republican candidates for U.S. president who are attacking the nuclear deal with Iran could hardly find the country on a map, or know that Tehran is the capital, Iranian President Hassan Rouhani told CNN’s Christiane Amanpour on Sunday.
“Sometimes when I would have time, some of it was broadcast live and I would watch it — some of it was quite laughable. It was very strange, the things that they spoke of,” he said through an interpreter.

