"OK, I confront him, just make sure to record the whole thing in case we need evidance or something."
Before he does anything, he marks the crate with an ARO, so they can find it later.
He lowers his gun at his side, but keep it ready fire if the need arises and. Grunt steps out of his cover and make sure, he doesn't make any sudden move that can scare the guy, but he is still ready to dodge if he decides to make something stupid. When the arena employee spots him, he asks: "Hey Chummer, why don't you turn the lights on. You can see better that way."