US shoots down ‘octagonal’ flying object near military sites in Michigan

Military general says he will not rule out any explanation as fourth object is downed over North America this month

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The US military has shot down a third flying object over North American airspace in three days, as the air force general overseeing the airspace said he would not rule out any explanation for the objects yet.

The high-altitude unidentified object, described as an octagonal structure" with strings attached to it, was shot down over Lake Huron in Michigan on Sunday.