Master Sergeant Dick Lunders slouched behind the flight engineer's panel, monitoring the airplane's condition, occasionally writing down one of the systems' readings on his flight log. It looked like minimum crew rest at Mactan, then to Bangkok -- by way of Saigon and the combat zone. Suddenly without warning the number two propeller RPM surged, then settled back to a steady drone. "Aw, come on," Sergeant Lunders growled at the offending propeller. "You a'tryin' to make me work?" The Aircraft Commander, Major James Brown, sat up straight in his seat and looked back at his flight engineer....