air travel

Kenmore Air.

Washington Governor Jay Inslee was on the shore of Lake Union in Seattle Wednesday to launch a cross-border flight service between the Emerald City and Vancouver, British Columbia.

Tom Banse / Northwest News Network

When Mother Nature throws travelers a curve ball and freezing fog descends over the airport in Medford, Oregon, it can delay takeoffs and landings. But ground crews there and at several other Western airports have an unusual tool at their disposal to bust the fog.