You respond to the scene of a reported domestic disturbance. The police arrive before you and secure the scene. Upon your arrival, you find a teenage female sitting on the couch and vomiting into a trash can. The patient tells you that she is 17. She is frightened and unable to describe what has happened. The police suspect that the patient’s aunt hit her with a baseball. The aunt is being restrained by the police, yelling that she will 'sue you' if you touch the patient. You are unable to contact the patient’s parents. You should