Article snippet: Intelligence officials on Sunday expressed concern that ex-CIA Director MORE, days after the administration drew critical fire for revoking Brennan's security clearance. "I think John is subtle like a freight train, and he's going to say what's on his mind," Clapper is among the former intelligence officials whose clearances are under review by the White House. Each individual has been vocally critical of the president since he took office, prompting speculation that the move is meant to be retaliatory."I think, though, that the common denominator among all of us that have been speaking up, though, is genuine concern about the jeopardy or threats to our institutions and values, and although we may express that in different ways," Clapper said. "And I think that's what this really is about." Trump's national security adviser, John Bolton, and a number of former intelligence officials appeared on Sunday shows to discuss the fallout of Trump revoking Brennan's clearance. Only Bolton defended the move, while other former officials worried that the revocation would have a chilling effect on free speech. However, Clapper and retired Adm. Mike Mullen voiced concerns that Brennan has made himself the story in what has traditionally been an apolitical arm of government. "John is an extraordinary servant of the country, but I think he has been incredibly critical of the president and I think that has put him in a political place which actually does more damage for the in... Link to the full article to read more