Trump's death spiral of threatening Iran | About That

U.S. President Donald Trump has once again threatened to wipe out Iran, saying 'the Islamic Republic of Iran will no longer exist' if Iran continues to violate the ceasefire agreement. Andrew Chang breaks down the cycle of the two countries' recent attacks, retaliations and perceived provocations to try to understand how they keep vacillating between conflict and dealmaking.(Photo credits: The Canadian Press, Reuters, Adobe Stock and Getty Images)