The underfire airline has also announced it will no longer use police to remove passengers from overbooked flights and will review how it goes about seeking people to voluntarily give up their seats when a flight is full.
United Airlines' parent company chief executive Oscar Munoz has told ABC's 'Good Morning America' that he felt ashamed watching the video footage showing a Kentucky doctor being dragged off the jet on Sunday. He has promised to review the airline's passenger-removal policy.