Col. Tom Bolen with the U.S. Army Combined Arms Center FM 3.0 Mobile Training Team, addresses a group of 1st Infantry Division Soldiers and leaders at Riley's Conference Center on Fort Riley, Kansas, Dec. 7. Bolen and the CAC FM 3-0 mobile training team discussed the new FM 3-0 doctrine and the changes it brings with the group of "Big Red One" Soldiers. (J. Parker Roberts, 1st Inf. Div. Public Affairs)