![](http://www.alamy.com/thumbs/6/A684B65D-E485-4221-9C33-D56ADE4816D1/KYH673.jpg)
The Kentucky National Guard's 63rd Theater Aviation Brigade conducted their first ever 'Command Sergeant Major Challenge" at Hidden Valley Training Site in Eastern Kentucky Sept. 14-16, 2012. (photo by 1st Sgt. Brian Hedden, Bravo Co. 2nd Battalion, 147th Aviation Regiment)
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