Paraglider Crash in Puente Alto Injures Pilot and Passenger
A SkyWalk Join't 3 paraglider crashed into the ground near Las Vizcachas, Chile, on September 1, 2024. The pilot and passenger sustained serious spinal…
No fatalities
MARK O TREIDEL American Ranger AR-1 accident at Denver, CO, 16 Dec 2025
On December 16, 2025, a MARK O TREIDEL American Ranger AR-1 was involved in an aviation accident near Denver, CO. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s failure to attain rotor RPM and maintain proper rotor disc angle during takeoff which resulted in a rotor strike with the rudder. This summary draws on records from NTSB.
Probable cause
The pilot’s failure to attain rotor RPM and maintain proper rotor disc angle during takeoff which resulted in a rotor strike with the rudder.
— NTSB Determination
Contributing factors
Performance/control parameters — Not attained/maintained
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