Official warns of unsecured nuclear reactors
One-third of the world’s 130 civilian nuclear research reactors lack security upgrades needed to prevent theft of materials that terrorists could use to build an atomic bomb, the chief U.S. nuclear proliferation official says. In an interview with USA TODAY, Linton Brooks, director of the National Nuclear Security Administration, said most of these reactors use highly enriched uranium, the easiest fuel used to make atomic bombs. Full Story