On today's show: The role Saudi Arabia and other Arab states played in jeopardizing the Iran Nuclear Deal "is likely to add fuel to the fires of sectarianism in the Middle East," according to an op-ed in Wednesday’s New York Times titled, “Iran, Saudi Arabia and Modern Hatreds.” We talk with the article's co-author, Danny Postel. We discuss the Colombian presidential elections with Adam Isacson, senior associate for regional security policy at the Washington Office on Latin America.WBEZ's film contributor Milos Stehlik joins for his third dispatch from the 2018 Cannes Film Festival.