Passenger who was forcibly removed sues United Airlines

The passenger who was dragged off an ‘overbooked’ United Airlines flight in an incident which shocked the world has launched legal action.
Dr David Dao, 69, who refused to give up the seat after being asked to leave, and was eventually physically removed from his seat by security agents at Chicago Airport.
His lawyers have confirmed that they have made an emergency request for evidence of the incident to be preserved.