POSSIBLE DOT?
"a low-flying light aircraft flown form any of literally hundreds of rural airports."
test run- Gettysburg?
rural
flew for 2 hours
flew very low
was never located after two state search
re "flown form any of literally hundreds of rural airports."
Another possibility:
Gettysburg PA is close to DC- about 80 miles
They evacuated that hotel and I never could find any follow-up to that story in any publication.