Warhead Test Program News Today

Sidelines. joe johns, thank you so much. going from one international threat to another international threat. the pentagon is preparing options on north korea for president trump. two u.s. military officials tell cnn the revised options include a military response. and that they will be presented to the president if, and its a big if, pyongyang takes another provocative action. cnns barbara starr is live for us at the pentagon with more. barbara what are you learning? >> reporter: good morning...