They can't. Only the DOT can. The worst part of this situation is that passengers are being stranded or rerouted through Beckley. This makes the airline look bad even though their airport board did this.
Originally Posted by
JetJock77
Also why did Greenbriar Valley Airport announce they have suspended operations with Via, isn't this one of Via's EAS airports? Didn't know that an airport can suspend ops of its airline.