 The same day the Royal Engineers exploded a counter-mine and the Manchesters rushed the crater and built a barrier across it.Captain Cawley, serving with 1/6th Bn, was killed that night by a Turkish sniper, and the crater became known as 'Cawley's Crater'.Before his death, he sent a letter to his father, at that time representative of Prestwich in the Parliament of the United Kingdom.