Staff Sgt. Andrew Frengel of Lebanon, Pa., other Soldiers and Stryker vehicles of A Troop, 2nd Squadron, 104th Cavalry Regiment, 56th Stryker Brigade Combat Team move through Sab al Bour, southwest of Taji, July 20. Pennsylvania Army National Guard Soldiers say they appreciate the versatility and the safety offered by the eight-wheeled vehicles after using them in Iraq since late January.