A WWII P-51 Fighter Pilot and F-16 Fighter Pilot discuss the difference in air combat from WWII to modern day. Colonel Joseph Peterburs joined the 20th Fighter Group, 55th Fighter Squadron, flying P-51s, escorting B-17 bombers on their missions and defending against German fighter attacks. He flew 49 missions and logged 269 combat hours. Lt Gen Marc Sasseville joined the District of Columbia Air National Guard as a traditional guardsman in 2000. On September 11, 2001, Sasseville was the acting o