In this case analysis, you will review, analyze, and determine the most likely cause of the crash of the airplane that was carrying Payne Stewart and his crew back in 1999. To get started, go to the NTSB Aviation Accident Database (https://www.ntsb.gov/_layouts/ntsb.aviation/index.aspx) and locate the NTSB report regarding the Payne Stewart crash. Next, based on what you have read and have learned in this module, surmise what was the most likely cause of the mishap. Please provide sound evidence for your conclusion by supporting it with information from the NTSB report and your new found knowledge of altitude physiology.