Ok I do see somethin there, but its a very passive area. People are welding, nothing anywhere near combat, so wounded? No blood, but that could be to avoid offending.
Maybe he's helping him with a stuck vest, or just tightened it too tight? Maybe he was pulling out a cathator (sp?) from combat?
Still looks a bit like a giggle to me tho :) Who made the art, perhaps they have know for sure.