John Kerry Opposes Iran Nuke Strike, Backs Censure 2008 presidential hopeful John Kerry said Sunday that he opposes a U.S. strike against Iran's nuclear facilities that would involve nuclear bunker-busting bombs - and announced his support for Sen. Russ Feingold proposal to censure President Bush. Asked about reports that U.S. contingency plans include using "tactical nuclear devices" in a possible Iran attack, Kerry told NBC's "Meet the Press": "I think that is another example of the move from the hip, shoot from the hip, cowboy diplomacy of this administration . . . For us to think about exploding tactical nuclear...