In some circumstances I might say "Shame on you for wasting ammo;

nine rounds to get the first one!", but considering a range of about 1600 meters, which works out to about 1750 yards...
A British Army sharp shooter has told how he killed five Taliban soldiers in 28 seconds - in a desperate bid to protect a British patrol that the insurgents were preparing to ambush.
L115A3 in .338 Lapua again, in the hands of a rifleman.