A call came into Thursday morning about a helicopter crash near the Ravenel Bridge. 오경보였으며, 현재 찰스턴 카운티 공공사업소에서 모기 퇴치 헬리콥터였다는 사실을 알게 되었습니다. That chopper did not crash, but the way these helicopters operate often prompts similar calls.