Images: Polar Bears welcome 1st Rifles [Image 1 of 2]
Photo by Sgt. Mark A Moore II
(Foreground) Soldiers assigned to 4th Battalion, 31st Infantry Regiment, 2nd Brigade Combat Team, 10th Mountain Division, Fort Drum, N.Y., salutes during the playing of "The Star Spangled Banner" as part of the opening ceremony for Operation Commando Rattlesnake, March 10, at Magrath Sports Complex. Operation Rattlesnake is a joint unit exercise allowing the exchange of lessons on training practices, identifying areas of improvement between U.S. and U.K. interoperability, and to validate live, virtual and constructive integration architecture for the U.S. Army.