° To arrest or prevent the escape of a person posing such a threat and who is resisting efforts to stop the threat and ° In every case, only when less extreme measures are insufficient Intentionally lethal use of force and firearms shall be permitted only when strictly unavoidable in order to protect human life Procedures for the use of firearms The officer is to identify himself or herself as a police official and The officer is to give a clear warning and The officer is to allow adequate time for the warning to be obeyed but This shall not be required if the delay would result in death or serious injury to the officer or others or if it is clearly pointless or inappropriate in the circumstances to do so After the use of firearms Medical aid is to be rendered to all injured persons 25