SpaceWar.com reports: “A US warplane shot down a new flying object near the Canadian border on Sunday, the latest of three mysterious devices spotted since military radar settings were cranked up in the wake of the downing of a suspected Chinese spy balloon.

Jittery Americans have been watching the skies as the mysterious incursions unfolded against a backdrop of acute tensions with China — although only the first object has so far been attributed to Beijing.

On Sunday the Pentagon said that it does not yet know what the other three objects — one shot down Friday over Alaska, one Saturday over Canada’s Yukon territory, and the most recent one Sunday over Lake Huron — are.

But it said that the object downed Sunday had been tracked for nearly a day and did not resemble the alleged Chinese surveillance balloon that was destroyed off the Atlantic coast on February 4 after traversing the country.

President Joe Biden ordered a F-16 fighter to shoot down the latest object ‘out of abundance of caution,’ a senior administration official said.

The object was described by the official as an octagonal structure with strings hanging off it.

Drifting at about 20,000 feet (6,000 meters) over Michigan, it could have posed a hazard to civil aviation, the official said…”