Dave Rathbun, a longtime Cirrus Aircraft engineer who played a critical part in the design of the company’s piston-single-engine SR-series planes and its SF-series single-engine jets, was killed in a plane crash in Duluth, Minnesota. Rathbun, who was flying a privately owned SR22, was the only occupant, and no one on the ground was injured or killed. The FAA is investigating the crash.
The SR22, a 2016 model, had taken off from Duluth (KDLH) just a few minutes earlier and was heading to a nearby Superior, Wisconsin, airport, just across the Duluth River. As Rathbun neared the boundary, he was given permission by Duluth tower to change frequencies to the Superior frequency. Rathbun responded in the affirmative. It was the last known communication. In fact, the ATC audio surrounding the…
