A single nuclear warhead, of unknown origin, is heading toward the U.S. mainland in Kathryn Bigelow's new Netflix film. It's an unnerving scenario — but it's also thrilling to watch.

SEOUL, Sept 22 (Reuters) - North Korea's Kim Jong Un said there was no reason to avoid talks with the U.S. if Washington stopped insisting his country give up nuclear weapons, but he would never ...