Greg "Pappy" Boyington, one of the most infamous fighter aces of all time, called Coeur d'Alene home. As America marks its 250th anniversary, his story remains one of the most remarkable chapters in the Gem State's history.At the start of World War II, Boyington had just left the Marine Corps after punching an officer and facing a possible court-martial. To avoid legal action, he joined the Flying Tigers with the American Volunteer Group in Burm…