France flags welding fault at 5 or more EDF nuclear reactors

PARIS (Reuters) - At least five nuclear reactors operated by French utility EDF might have problems with weldings on their steam generators, a fault which has raised fears of closures, France's nuclear regulator was quoted as saying.State-controlled EDF, whose shares were down 0.9% on Thursday, had said on Tuesday it had identified issues with weldings of some existing reactors, sparking a stock price fall of nearly 7%.France has the world's second-largest fleet of nuclear reactors behind the..