Basic Principles on the Use of Force and Firearms by Law Enforcement Officials, Principle 9: “In any event, intentional lethal use of firearms may only be made when strictly unavoidable in order to protect life.” Regarding shoot-to-kill policies, see also the report of the Special Rapporteur on extrajudicial, summary or arbitrary executions (E/CN.4/2006/53), paras. 44-54.