F-16 fighter jets from the D.C. National Guard were “cleared supersonic to respond” to the unknown Cessna 560 that was ignoring radio queries.

Blast heard across Washington, D.C., after F-16 fighter jets scramble to intercept plane The unresponsive aircraft later crashed in rural Virginia, killing all four people on board, the FAA said.

F-16 fighter jets from the D.C. National Guard were “cleared supersonic to respond” to the unknown Cessna 560 that was ignoring radio queries.