2011 Afghanistan Boeing Chinook shootdown or cancel their mission went unheeded. American rules of engagement were tightened by Gen. Stanley McChrystal in 2009, in order to improve American counterinsurgency strategy. McChrystal cited a previous "overreliance on firepower and force protection" and the need to reduce civilian casualties and win the cooperation of the local population. 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
Billy Chinook in the Oregon Country. Chinook was an orphan and lived at the mission. In the summer of 1843, then-Lieutenant John C. Frémont and Kit Carson visited the present-day Bend, Oregon and The Dalles, Oregon areas. Chinook was 16 to 19 years old at the time and was recruited by Frémont as a guide. The Frémont expedition (Frémont's second) then explored central Oregon and the Klamath Basin, and further into present-day Nevada and California areas through July 1844. In 1845 Frémont traveled to Washington, D.C. with Chinook. While there, Frémont awarded a medal to Chinook which bore the likeness of the