Like many of our clinics, this one started with a reader's letter. This particular fellow was a flight instructor who had to go "old-school" with a Private student in a Diamond DA20 equipped with a Garmin GNS 430 GPS. They were following V86-365 from the Bozeman VOR to the Livingston VOR at night through the mountains. Happily motoring along on GPS, they ran into a snag with the bend in the airway.
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