The area at large serves up a man whose expression is on the scowling side of flat, and has been consistently so throughout his supervision. With deliberate effort, he smooths his gait for his approach—it's especially pronounced today, for some reason, not pointing any fingers, Ellie Williams who is right over there—

Each of them receives a portion of eye contact on the way, but he makes them wait until he's close enough that he doesn't have to raise his voice to reply.

"Is there a problem?"

(He heard it just fine the first time.)