 Iran's supreme leader issued an obtuse, veiled threat, quote, The U.S. has bases all over the world. In such a situation, any movement, any action, and any revolution that only pays attention to its own internal environment and neglects foreign developments will certainly suffer a blow. A U.S. official tells Fox News this heightened alert could last the whole summer. The Euro Cup, or European Football Championship, across Germany and the Paris Olympics start July 26th.