The Phoenix Police Department announced it's implementing a new use of force policy that will "clearly define" when officers can use force, as well as what needs to be done before, during and after an incident.

Phoenix police officers have orders redefining when they may use violence or physical force. The policy taking effect is a win for interim Chief Michael Sullivan as union membership opposes his bid for the permanent role.

Officers "shall use only the force that is objectively reasonable, necessary and proportional to effectively and safely resolve an incident."

Reporting standards for force encounters will also be updated. The new policy will require "all use-of-force encounters to be reported," the statement said. All Phoenix employees