[Of course he knows exactly where Oz is, so he leaves the line on as he runs to him. And he's there within ten minutes, kneeling in front of him with wide, worried eyes.]
Are you okay?
[He's running his hands over the blonde's arms and looking for any sorts of wounds or bruises, and also simply making sure he exists. The night without him has been...rough. Very rough. He hadn't slept, and he wasn't sure if he would sleep tonight either.]