‘Wow, What Is That?’ Navy Pilots Report Unexplained Flying Objects

The strange objects, one of them like a spinning top moving against the wind, appeared almost daily from the summer of 2014 to March 2015, high in the skies over the East Coast. Navy pilots reported to their superiors that the objects had no visible engine or infrared exhaust plumes, but that they could reach 30,000 feet and hypersonic speeds.
Read more: https://www.nytimes.com/2019/05/26/us/politics/ufo-sightings-navy-pilots.html?source=Snapzu