Military Fighters chasing Private Plane with Unconscious Pilot (just happened)
Military F-15 pilots intercept and monitor a private TBM-900 after the pilot loses consciousness from hypoxia.
Summary
On September 5, 2014, a Socata TBM-900 became unresponsive while flying from New York to Florida, prompting a NORAD intercept. Two F-15 fighters shadowed the aircraft, observing the pilot slumped over but still breathing as the plane flew on autopilot. The aircraft eventually ran out of fuel and crashed off the coast of Jamaica, resulting in three fatalities.
Analysis
This recording captures a "ghost flight" scenario, a chilling aviation event where an aircraft continues to fly on autopilot while its occupants are incapacitated. In this specific case, N900KN, a high-performance Socata TBM-900, suffered a suspected loss of cabin pressure. The pilot, Larry Glazer, reported an indication of a pressurization issue to ATC and requested a lower altitude, but he lost consciousness before he could descend.
The transcript features the F-15 pilots (callsign "Stalk") who were scrambled to intercept the aircraft. The observation that the pilot's "chest [was] rising and falling" is a significant moment, as it confirmed the pilot was alive but suffering from severe hypoxia. Hypoxia is the lack of oxygen reaching the brain, which in aviation often results from slow decompression. It is particularly dangerous because it is insidious; pilots often feel a sense of euphoria or lethargy rather than panic, leading them to fail to take corrective action like donning an oxygen mask.
The fighter pilots discuss the possibility of the pilot regaining consciousness as the aircraft descends. The logic is that as the plane runs out of fuel and enters a glide or spiral, it will eventually reach lower altitudes where the air is dense enough to provide sufficient oxygen. While this has happened in some historical incidents, it did not occur here; the aircraft remained pressurized but with a depleted oxygen supply or an environment that prevented recovery.
The F-15s followed the TBM-900 for hundreds of miles, even receiving rare permission to enter Cuban airspace to maintain visual contact. The event concluded when the aircraft exhausted its fuel supply and crashed into the Caribbean Sea. This incident remains a benchmark for General Aviation safety discussions regarding the risks of high-altitude operations in pressurized single-engine turboprops and the importance of immediate descent during pressurization warnings.