5 things to know for March 17: Travel disruptions in Middle East, Iran war, Gas prices, Cuba blackouts, Meatpacking workers

CNN By Alexandra Banner, CNN ☘️ Happy St. Patrick’s Day, readers. Many parts of the world will look a bit greener today as people don the color to celebrate the holiday — including the Chicago River, famously dyed a vivid emerald each year. Beyond its religious roots, the holiday has evolved into a global celebration