The amazing story: https://www.washingtonpost.com/lifestyle/2020/08/31/how-this-former-doctor-ended-up-flying-thousands-dogs-across-country-save-them/
An excerpt:
Through his nonprofit organization, Dog Is My CoPilot, Rork transports adoptable animals from areas with high euthanasia rates, delivering them to shelters and rescue organizations in the Rocky Mountains and Southwest and Pacific regions of the country.
Over the span of eight years, he has saved nearly 16,000 animals.