1. There will be no personal consequences for any of the belligerents involved in this, including the airline employees and police officers. Nobody is going to get fired.
2. The victim will receive no compensation for his injuries, instead will be further victimized in the courts.
3. There will be no business cost to United. They are already known as one of the most awful airlines in the world, and people still voluntarily choose to do business with them. People will continue to fly with them despite them now having earned the "Beats Its Customers" badge.