Tensions between the U.S. and Iran continue to escalate amid accusations that the Iranian government is behind the assaults on tankers transporting oil through the Gulf.
An expert in U.S.-Iran relations argues the U.S. pullout from the nuclear agreement gives Iran's government a convenient scapegoat.
An expert of Middle East policy expresses concerns over the destabilizing effect that Pompeo's new position could have on the region.
White House officials said it will be the last time Trump waives sanctions against Iran.
