Kevin Breuninger reports, is the U.S.-Iran ceasefire in jeopardy? President Trump has declared the month-old truce "on life support" after rejecting Tehran's proposal. Ongoing violations and disputes, including the Strait of Hormuz, show a path forward remains uncertain. Learn more about the escalating tensions. https://www.cnbc.com/2026/05/11/trump-iran-war-ceasefire-life-support.html #USIran #Ceasefire #MiddleEast