A man in a rooftop standoff with police has sprinted across the top of a block of flats as the incident entered its fourth hour.
The young man, who is walking across the apex of the pitched roof, has been on the building in Garnier Street since around 8.40am.
He has since
Officers have been negotiating with him for several hours.
The man has sprinted across the roof and lifted two large blocks from the chimney of the building, clutching the television aerial to steady himself.
A cordon has been in place at the Asda car park nearby but the supermarket is still open.
Pacing around on the roof the man has been passing items to the police negotiators and repeatedly standing up and sitting down.