First Thing: US starts naval blockade of Iranian ports after deadline passes

Iran says Americans will be hit with higher fuel prices due to the blockade. Plus, summers are growing longer globallyDon’t already get First Thing in your inbox? Sign up hereGood morning.The US has begun blocking ships from using Iranian ports in the Gulf, transforming the US-Israeli war against Iran into a test of economic endurance.How could Centcom enforce the blockade? It is unclear, but as a missile strike on a tanker attempting to break the blockade could cause an environmental disaster,...