 Very shortly thereafter, the Turkish artillery fired on Sing's position—he and his spotter barely managed to evacuate from Chatham's Post alive.Near the beginning of August 1915, Sing was hospitalised for four days with influenza.That same month, an enemy sniper's bullet struck Sheehan's spotting telescope, injuring his hands and face, and then hit Sing's shoulder, but the latter was back in action after a week's recuperation.