Pfc. Alan Lanning, (left) a forward observer for Headquarters and Headquarters Company, 1st Battalion, 72nd Armored Regiment and Spc. Eric Dieter, also a forward observer for HHC, 1-72 AR change socks at a rest area during the 25 mile road march known as the 'Manchu Mile' Jun. 24 to Jun. 25 at Warrior Base, Korea.