A frantic race is underway to trace and contain a hantavirus outbreak connected to a cruise ship. US Secretary of State Marco Rubio meets Pope Leo – we'll tell you why the timing of the meeting was a bit awkward. Iran is outlining new rules for ships who want to pass through the Strait of Hormuz. President Trump’s third Surgeon General nominee is causing heartburn for the MAHA movement. And a special train is helping kick off celebrations for America’s 250th birthday.