washington u.s. secretary state rex tillerson call president donald trump moron private conversation state department spokeswoman say wednesday add top u.s. diplomat tell use type language secretary use type language speak president unite state state department spokeswoman heather nauert tell brief hours tillerson hold news conference deny nbc report say refer trump moron private conversation use language speak anyone add note tillerson speak trump phone news conference good tillerson news conference specifically deny use word state department deny tillerson call trump moron