Mystery craft downed over U.S. and Canada The shooting down of three unidentified objects, a week after the U.S. downed an alleged Chinese spy balloon, is raising concerns over North American security and further straining relations with China F-22 and F-16 jets fire Sidewinder air-to-air missiles to bring down objects Feb 10: Deadhorse, Alaska Feb 11: Yukon, Canada CANADA Feb 12: Lake Huron, Michigan Malmstrom Air Force Base, Montana U.S. Ottawa Washington Feb 4: Myrtle Beach, South Carolina 800km 500 miles U.S. Navy recovering alleged Chinese spy balloon Feb 4: Suspected surveillance balloon shot down off South Carolina after hovering for days over sensitive sites, including Malmstrom Air Force Base. Beijing says craft is weather balloon that flew adrift Feb 10: Second object, lacking any system of propulsion or control, downed off northern Alaska Feb 11: Cylindrical “high-altitude object” shot down over Canada’s Yukon territory, around 160km from U.S. border Feb 12: High-altitude octagonal object with strings attached shot down over Lake Huron. First detected over military sites in Montana on Feb 11 Source: U.S. Department of Defense Pictures: Newscom, David Monniaux © GRAPHIC NEWS