A new intelligence report reveals that Iran may be closer to producing a nuclear weapon than previously thought, and could have enough bomb-grade material for a single bomb in less than three years, CBS News disclosed. Officially, U.S. intelligence authorities say Iran faces technical difficulties and will not be able to become a nuclear power until 2015. But weapons expert David Albright, president of the Institute for Science and International Security, said the U.S. is not giving Iranian scientists enough credit. "I think Iran can get enough highly enriched uranium for a nuclear weapon sooner than that,” he told CBS....