The article highlights the dangers of leaving an aircraft engine running while checking wing clearance, emphasizing the unreliability of parking brakes. The author explains the components of aircraft parking brakes and underscores their potential failures, advising aviators to avoid this practice to prevent deadly consequences and ensure safety.

Robert Riter's open letter to Elise Chawaga accuses the NTSB of falsifying the accident report for the 2019 Hawaii incident, which claimed Captain Jerome Renck and ten skydivers' lives. He asserts that the accident was due to engine failure, evidenced by a feathered left propeller, and not pilot recklessness, as the NTSB claimed.