svg]:overflow-visible">Listen to article • 0:00 minThe National Security Agency is set to undergo its most extensive internal restructuring in at least a decade, according to current and former officials briefed on the emerging plan.The new design for one of the most powerful U.S. intelligence agencies, which was announced to senior NSA leaders last week, is the brainchild of Army Gen. Joshua M. Rudd, the NSA director, these officials said.Rudd’s initiative calls for the creation at NSA’s Fort Meade, Md., headquarters of five new organizations inside the agency, in artificial intelligence, China, cybersecurity, combat support or warfighting, and global intelligence. Each will…