![A 1st Brigade Combat Team, 1st Cavalry Division Soldier fires his M4 rifle during a bunker assault exercise at a Lithuanian training area in Rukla, Oct. 22, 2014. The cavalry troops are participating in Operation Atlantic Resolve, a multinational interoperability exercise occurring across Estonia, Latvia, Lithuania and Poland. (U.S. Army photo by Spc. Seth LaCount)](../../images/photos/2014/soldier_rifle102214.jpg)
A 1st Brigade Combat Team, 1st Cavalry Division Soldier fires his M4 rifle during a bunker assault exercise at a Lithuanian training area in Rukla, Oct. 22, 2014. The cavalry troops are participating in Operation Atlantic Resolve, a multinational interoperability exercise occurring across Estonia, Latvia, Lithuania and Poland. (U.S. Army photo by Spc. Seth LaCount) |