This is a long shot, but a establishing shot as well of the back scenes, it’s shadowy which create even more suspense between the attacker and the audience, its blacked out which makes the audience want to know more what’s actually going on, and how the film as a whole is put together. The lighting is dim because of the filming being made inside a bridge there is no natural lighting coming from the top but only from the sides, the opening and closing of the tunnel