For the moment, under the overhang that lead down one of the exit corridors and out into a dark alley, keeping him somewhat upright was more important than immediately checking her six; Who knew what kind of injury he could do to himself by falling, hitting his head?

Only once he's breathing through the cloth, somewhat steady if slurring, does she try and steady her own breathing. Then turn slowly, at the sound of someone else's approach, already high on alert.