Two Alaska sightseeing planes collided in 2019 because the views of the pilots were obscured and aircraft-tracking systems failed to warn them about nearby aircraft, federal investigators concluded on Tuesday. Six people died, and 10 people survived.
The National Transportation Safety Board in its probable-cause finding determined that the limitations of the “see and avoid” concept prevented the pilots from seeing each other before the collision. The board also cited a lack of alerts from the planes’ display systems.
The board during its meeting also noted the planes’ structures or a passenger had limited