A man has been seriously injured after falling from the roof of The Ridings shopping centre.
Police were called to Rodney Yard in Wakefield city centre at around 2.20pm.
The man was flown to Leeds General Infirmary by Air Ambulance.
Officers have cordoned off the street while investigations take place and Rodney Yard Road remains closed.
Motorists have been warned to expect travel disruption and delays.