In March 2008, two minutes after takeoff from the Wiley Post Airport in Oklahoma (KPWA), a Cessna Citation 500 business jet suddenly entered a steep descent and crashed.
There was no warning of what was to come. The weather was good, the afternoon takeoff uneventful. At 3,000 feet, the crew checked in with Oklahoma City departure, and the controller issued a climb-and-turn instruction, but it went unanswered. About 30 seconds later, on the Wiley Post tower frequency, someone said, “I just saw an airplane crash and explode.” Both pilots and all three passengers were killed and the airplane destroyed by impact forces and postcrash fire.
How the flight came together was complicated and controversial. One week before the flight, United Engines called Interstate Helicopters, a Part 135 charter operation, to…
