2011 Afghanistan Boeing Chinook shootdown 2011 Afghanistan Boeing Chinook shootdown On 6 August 2011, a U.S. CH-47D Chinook military helicopter operating with the call sign "Extortion 17" (pronounced "one-seven") was shot down while transporting an Immediate Reaction Force attempting to reinforce a Joint Special Operations Command unit of the 75th Ranger Regiment in the Tangi Valley in Maidan Wardak province, southwest of Kabul, Afghanistan. The resulting crash killed all 38 people on board - 25 American special operations personnel, one pilot and two crewmen of the United States Army Reserve, one pilot and one crewman of the United States Army National Guard, seven members of
Defence Helicopter Flying School devices (provided by CAE Inc.) and two virtual reality trainers and a mock Chinook cabin. All aircrew instruction is carried out by Central Flying School (Helicopters) (CFS(H)) Instructors. These Instructors are a mix of military and civilian personnel personnel. The DHFS uses grass airfields at Ternhill and Chetwynd for helicopter training, both are located in Shropshire. Defence Helicopter Flying School The Defence Helicopter Flying School is a military flying school based at RAF Shawbury in Shropshire, England. The school is a tri-service organisation and trains helicopter aircrews for all three British armed forces, using the Airbus Juno HT1 and Airbus