NPR's A Martinez speaks with retired military and commercial airline pilot Ron Alvarado about how pilots are trained to avert interference in the cockpit.

NPR's A Martínez asks Michael Ratney, former U.S. Ambassador to Saudi Arabia, where the Saudis go from here now they're not getting the support they want from the United States.

Iranian officials say a meeting with Gulf states to discuss the Strait of Hormuz has been postponed, dealing a blow to efforts to reopen the strait.