The fact that flying is a dangerous business, even before the enemy start firing at you, is well known at this point. Training and accidents remain a significant source of casualties. Today is a case in point.
11 (Army) Wing, suffered two casualties. 2nd Lieutenant George Alec Cranswick from 23 Squadron RFC is missing presumed killed in his SPADVII (B3575) following a wireless interruption mission over Passchendaele. Meanwhile 2nd Lieutenant William Reynolds Cutler from 70 Squadron crashed his Sopwith Camel (B4611) on a practice flight near Berck-sur-mer. Cutler was killed.
Similarly, 2nd Lieutenant William Somerville McLaren and 2nd Lieutenant David Whyte Hardie were on an offensive patrol near Dixmunde in their Bristol Fighter (A7282) when they were shot down in flames. McLaren jumped from the plane and was killed. Hardie was badly burned and later died of his wounds.
2nd Lieutenant John Patrick Waters from 56 Squadron was killed when his SE5a (B502) disintegrated after getting into a spin during a practice flight.
As well as these deaths, there were another four pilots injured from engine failures of various kinds.