"Severe lack of doors around here," he says grimly, and edges forward to the corner so he can peer round it carefully, first in one direction and then the other. No visible Daleks, and he takes a breath, nodding ahead determindly. "Let's go."
He runs for it, pulling her with him. Out into the terrifyingly open space of the middle of the junction, and then across to the relative safety of the closer walls on its other side.