Three killed while repairing ancient wall at Unesco world heritage site in Tunisia

Two other workers were injured when a 30m section of wall around the Old City of Kairouan gave way while being restored

A section of the ancient walls around the Old City of Kairouan collapsed on Saturday, killing three masons carrying out repairs on the Unesco world heritage site, Tunisian authorities said.

In addition two workers were injured when a 30-metre (100ft) section of the 6-metre-high walls near the Gate of the Floggers crashed to the ground, the Civil Protection department said.