Lockheed's 'Son of Blackbird' spy plane might already be here
 

The Lockheed Martin SR-71 Blackbird is one of the most recognizable aircraft designs in history. Few other planes have captured the public's attention and imagination in quite the same way as the SR-71 has since it was declassified in 1990 (nearly 30...

https://www.engadget.com/2018/01/19/...-72-spy-plane/