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 160 feet into Lake Billy Chinook from the precipice of Crooked River Canyon, is known locally (unofficially) as "Billy Chinook Falls". Billy Chinook Billy Chinook was a chief and member of the Wasco tribe. Chinook was a guide for John C. Frémont and Kit Carson, who explored Central Oregon from 1843 to 1844 and from 1845 to 1847. Chinook also served as First Sergeant, U.S. Army Wasco Scouts during the Snake War. Lake Billy Chinook in Oregon is named in his honor. Billy Chinook (aka William Parker) was born circa 1827 in the area that was to become Fort Dalles,