ABOVE AND BEYOND THE CALL.

The article focuses on U.S. Air Force pilot Ralph S. Parr flew McDonnell F-4 Phantom through anti-aircraft fire to repeatedly attack North Vietnamese heavy-gun and mortar positions surrounding the besieged Khe Sanh Combat Base. It mentions U.S. Air Force Lockheed C-130s and Marine helicopters and efforts by People's Army of Vietnam (PAVN) low-hanging clouds and fog covered the area. It also mentions Boeing B-52 radar bombing of suspected staging areas surrounding the combat base.