The APD checks no-one's background. Ever study their Union? The Teamsters, for Tag Teams on Patrol!

http://www.adn.com/alaska-news/article/former-police-officer-rollins-guilty-sexual-assaults/2011/02/23/

When your too stupid to breed, become an Anchorage Police Chief. 
http://www.judicialwatch.org/blog/2011/06/illegal-immigrant-works-years-as-police-officer/