"Fatal Arizona Hot Air Balloon Crash: Pilot's High Ketamine Levels Revealed"

The pilot of a hot air balloon that crashed in Arizona, killing four people, had high levels of ketamine in his system, according to a toxicology report. The crash, which occurred in January, was caused by a catastrophic problem with the balloon's envelope. The NTSB is investigating the incident, and the medical examiner's report determined the cause of death to be multiple blunt force trauma. The pilot, three passengers, and eight skydivers were on board the aircraft at the time of the crash.