A potentially undiagnosed medical condition likely led to a BK117 pilot suffering a fatal crash while tackling a fire in Ulladulla, NSW in 2018.

An ATSB report into the incident reveals how Allan Tull’s Bambi Bucket became caught in trees causing his helicopter to collide into the ground.

A post-mortem revealed the Sydney Helicopters pilot had two serious heart conditions he was unaware of, however, the investigation was unable to conclude for sure if these particular issues triggered the chain of events that led to his death.

Read more on this story at Australian Aviation