Tail numbers beginning with N are civilian aircraft registered in the US. Also he is squawking 1200 on the transponder which is for uncontrolled VFR flight. A military flight would ordinarily have its own transponder code and call sign. I think the flag algorithm is busted...

https://flightaware.com/resources/registration/N37RR

Tail numbers beginning with N are civilian aircraft registered in the US.

https://flightaware.com/resources/registration/N37RR