Mysterious low-flying plane over Twin Cities raises questions of surveillance

From the StarTribune:


Mysterious low-flying plane over Twin Cities raises questions of surveillance

Aviation buff John Zimmerman was at a weekly gathering of neighbors Friday night when he noticed something peculiar: a small plane circling a route overhead that didn’t make sense to him.

It was dark, so a sightseeing flight didn’t make sense, and when Zimmerman pulled up more information on an aviation phone app he routinely checks, he had immediate concerns.