He still checks over Frank's front carefully, but it's obvious he's still worried, his brows knit in a tight vee as his fingers run over the other man's skin. He pauses at the cut on Frank's face - but it looks like someone already got to it. He stepped back and let out a breath, raising a hand to make an 'O' with his thumb and fingers. Zero, on this side.

He wants to reach out, wants to give Frank a comforting squeeze of his arm, but he can't. Or, rather, he knows that even if he does, Frank won't feel it, anyway.

So instead, after Frank mouths 'Thank you', Alex taps two fingers over his heart. Respect.

Then he raises a hand to his mouth and mimes putting food into it. Hungry?