The chief of Phoenix police is discussing his department's new use of force policy. The "Zero Day" star and "Late Show" host Stephen Colbert let a haunting silence hang in the air for several seconds.

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 residents can now take a survey to share their input on the city's next police chief. The survey asks for desired qualities, top issues to prioritize, and a question for candidates. The city aims to select a new chief by April,