I noticed that too, no doubt posed, as the story said, due to the slow exposure required. Probably in a rear training area or perhaps 2nd or 3rd line trench. Th

I noticed that too, no doubt posed, as the story said, due to the slow exposure required. Probably in a rear training area or perhaps 2nd or 3rd line trench. The trench with the men aiming rifles didn't look like it had ever been shelled so unlikely they were facing the French or British.