TSA : Travel to U.S. from ` ` state sponsors of terrorism '' would trigger enhanced security . So would travel from ` ` other countries of interest '' U.S. lists Afghanistan , Sudan , Syria and Iran as state sponsors of terrorism . Government ##s : Some ` ` countries of interest '' are Afghanistan , Iran , Sudan .
TSA : Travel to U.S. from `` state sponsors of terrorism '' would trigger enhanced screening . So would travel from `` other countries of interest '' U.S. lists Cuba , Sudan , Syria and Iran as state sponsors of terrorism . Government official : Some `` countries of interest '' are Afghanistan , Pakistan , Iraq .