, , , br Our coverage this Friday takes you around the world, from the Middle East to Asia to Australia. You'll hear what Syria's president is saying about a recent chemical attack in his country; you'll learn how seeing North Korea's leader in person is a tightly controlled opportunity; you'll take a tour of the Great Barrier Reef amid reports of coral bleaching. Plus, for fans of creative clean-up contraptions, we present Mr. Trash Wheel.