(Deming)  -- Flags are being flown at half-staff at all Luna County office buildings to honor the death of Bob Orosco, who lost his battle with cancer Tuesday evening.  Orosco was the county's facilities and maintenance supervisor. He also was a former Deming school board member and local business owner. He may be best remembered for his photography work.  County government flags will be flown at half-staff through Friday. Orosco was 63.