Secret Service K9 EOD Unit Challenge Coin Army Special Forces CH-47D Chinook military helicopter operating

CH-47D Chinook military helicopter operating with the call sign Extortion 17 (pronounced "one-seven") was shot down while transporting a Quick Reaction Force attempting to reinforce a Joint Special Operations Command unit of the 75th Ranger Regiment in the Tangi Valley in Maidan Wardak province

The range was originally established as the White Sands Proving Ground on 9 July 1945

White Sands Missile Range (WSMR) is a military testing area operated by the United States Army

military personnel killed

and original artwork done for the coin

Secret Service K9 EOD Unit Challenge Coin Army Special Forces CH-47D Chinook military helicopter operating1 3 4 inch Challenge Coin Secret Service K9 EOD Unit Challenge Coin Canine Explosives Detection Unit Uniformed Division