30mm cannon air burst rounds walked through an infantry position

From the back, that looks a lot like R Lee Ermey. Probably couldn't show him from the front because of his massive war boner.

Ouch, ouch, ouch, ouch, ouch.....

source

It actually is him, check out the .

And this is why we don't do trench warfare anymore...Well, that and regular tanks.

Damn.

I'ts not like they didn't have air burst munitions back in WWI, they just relied on a great deal more guesswork.

Either way, better to be in the trench than out of it. In the trench you at least have a chance.

That is some very satisfying footage.

Humans are so clever at devising ways to kill each other

Fill these with syringes and pills and we got a weapon of mass healing !

That must be the dummy HQ.