Joining us now to discuss this and more, sector state mike pompeo, mr. secretary, welcome back to "fox news sunday". >> chris, great to be with you. chris: president trump's is flatly iran was responsible for the attack on the two tankers in the pentagon has released this video.which appears to show a revolutionary guard crew removing an unexploded mine from the hull of one of the ships. they say this is not enough to have a video and the owners of one of the ships says he believes from the crew it was hit by a flying object not a mine. two questions. how certain are you that iran was responsi...