GUARD GUIDANCE U.S. Army Staff Sgt. Francis Macale ground guides an RG-31 mine resistance ambush protected vehicle through a narrow and muddy road during a reconnaissance mission in Kohistan, Afghanistan, Aug. 9, 2009. Macale is a national guardsman assigned to 1st Squadron, 221th Cavalry Regiment. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 789398-O-PXR96-828.jpg Photo Gallery