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
Chinook salmon century. Maritime fur traders and explorers, such as George Vancouver, frequently acquired salmon by trade with the indigenous people of the Northwest coast. Lewis and Clark first encountered Chinook salmon as a gift from Chief Cameahwait, on August 13, 1805, near Lemhi Pass. Tasting it convinced Lewis they had crossed the continental divide. Known as the "king salmon" in Alaska for its large size and flavorful flesh, the Chinook is the state fish of this state and of Oregon. Chinook salmon The Chinook salmon ("Oncorhynchus tshawytscha") is the largest species in the Pacific salmon genus "Oncorhynchus". The common name refers