"An aircraft carrier that has at least 40 to 50 planes on it and 6,000 forces gathered within it was a serious threat for us in the past but now it is a target and the threats have switched to opportunities," says head of the Iranian Revolutionary Guard's aerospace division. "If [the Americans] make a move, we will hit them in the head," he adds.

After Shimaa Seif performs demeaning imitation of Sudanese woman, Sudanese refugees and migrants in Egypt, who have long complained of bigotry, call to boycott the TV station that ran the sketch.

For over 20 years, National Security Adviser John Bolton has been warning the world about the dangers of a nuclear Iran. He is finally working with an administration that is willing to listen, and take action.

It remains unclear whether Iran was involved. Announcement comes amid increased tension in Gulf between Iran and the United States.

U.N. says it is monitoring redeployment of Houthi rebels from three key ports as part of ceasefire agreement reached in December.