Middle East on edge as Israel braces for retaliation

Iran's Revolutionary Guard says a "short-range projectile" is what killed Hamas political chief Ismail Haniyeh, blaming Israel for the attack, and accusing the United States of supporting the attack. Haniyeh was in Iran to attend the inauguration of newly elected Iranian President Masoud Pezeshkian. National security expert, Hal Kempfer, joins LiveNOW from FOX.