NEW YORK — Satellite photos of two locations in Iran show the nation may be continuing to pursue and hide a program to produce nuclear weapons, images obtained exclusively by Fox News show. One site at Natanz appears to show a hidden uranium enrichment plant, possibly surrounded by defense fortifications capable of thwarting an attack. The other site, Arak, is a heavy water facility used to make plutonium. The two sites together could be capable of building atomic bombs. "You have to conclude this is not part of an energy program, this is part of a weapons program," John Pike,...