A mechanical failure, specifically a problem with the main rotor, caused the fatal DPS helicopter crash in Flagstaff, according to a preliminary NTSB report.

A preliminary report points to a significant mechanical problem before a deadly police helicopter crash that happened during a shootout in Flagstaff, Arizona.

(FOX40.COM) — The California Highway Patrol is investigating a medical helicopter crash that occurred Monday evening on eastbound Highway 50 in East Sacramento, resulting in reported injuries.

It was good news, albeit good news of the your-house-hasn’t-burned-down variety. Last week, the Ministry of Defence (MoD) ...