[creshal]

Russian tourists are a rather rowdy bunch, but murdering children while in uniform is a bit much even for them.

[racional]

True of most armies -- even the worst we can think of. The architects of war know this, of course. That's why most the killing is usually done at a distance, out of sight and out of mind.

See also: https://en.wikipedia.org/wiki/Mariupol_theatre_airstrike

Which was done (and, judging by the choice of ordinance, signed off on at the highest levels) not despite the fact that they knew there were children present at the carefully selected target; but because of it.