Spc. Richard Olin, left, a cavalry scout from Metlakatla, Ala., uses his machete to chop through dense underbrush as Staff Sgt. Jacob Marsters, right, from Albuquerque, N.M., and Staff Sgt. Michael Cedre, center, from Tucson, Ariz., both cavalry scouts, follow during a mission to clear and secure an island in northeast Baghdad, Aug. 3. The Soldiers are assigned to 1st Squadron, 7th Cavalry Regiment, 1st Brigade Combat Team, 1st Cavalry Division.