 Regimental records list Sing as having taken 150 confirmed kills, but on 23 October 1915, General William Birdwood, commander of ANZAC forces, issued an order complimenting him on his 201 unconfirmed kills.Historian Bob Courtney noted that an official kill was recorded only if the spotter saw the target fall.If the first shot missed the target, it was very risky to take a second shot, as this could give away the sniper team's position.