Denver International Airport During Coronavirus Crisis
/ CBS News
DENVER, CO - APRIL 22: A police officer rides his bike along an empty passenger drop off area at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A Denver International Airport shuttle drives through an empty parking lot as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A woman walks to her car at an empty passenger drop off area at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A woman walks past an empty parking garage exit at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A parking lot at Denver International Airport sits empty as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A Southwest Airlines flight takes off as United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: A Southwest Airlines flight takes off as United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)
United Planes Sit Parked At Denver International Airport, As The Coronavirus Pandemic Severely Halts Airline Travel
DENVER, CO - APRIL 22: United Airlines planes sit parked on a runway at Denver International Airport as the coronavirus pandemic slows air travel on April 22, 2020 in Denver, Colorado. Compared to the same time last year, Denver International Airport is operating 1,000 fewer flights daily. (Photo by Michael Ciaglo/Getty Images)