What to know about the Iran war today: After President Trump renewed his threat to attack Iran's civilian energy and water infrastructure if no deal is reached to end the war, Iranian state media said a water desalination plant on an island near the Strait of Hormuz was out of commission after being hit in a strike. Energy markets continue to convulse over uncertainty about the war, sending the average price of a gallon of gas in the U.S. over $4 for the first time in almost four years as a