When she isn't pulling duty on a .50-caliber machine gun, Army Reserve Sgt. Lisa Phillips is a tractor-trailer driver in the 630th Transportation Company, now on duty in Iraq. Photo by Master Sgt. Jack Gordon, USA When she isn't pulling duty on a .50-caliber machine gun, Army Reserve Sgt. Lisa Phillips is a tractor-trailer driver in the 630th Transportation Company, now on duty in Iraq. Photo by Master Sgt. Jack Gordon, USA SHARE: Download: Full Size (0.11 MB) Credit: VIRIN: 832561-L-STT98-931.jpg Photo Gallery