A family is keeping vigil at a critically ill patient's bedside. The nurse approaches the unit manager with concern over the family dynamics for the patient, concerned there are patient-family conflicts based on patient's wishes. The nurse suggests that the patient's provider may need to discuss the treatment plan with the family. The unit manager states he will arrange a discussion with the patient's provider and asks the nurse to support the provider's decisions. What is the role of the nurse in this situation?