From USA Today:
Ruben Rumbaut, a professor of sociology at the University of California, Irvine who has studied community policing since the 1970s, said community trust in police is a never-ending process – and one that must be earned. "It's fragile, should not be taken for granted, and can easily be sundered in conflict situations, especially when conflict has been long simmering," Rumbaut said in an e-mail. "When trust is tattered, by neglect or routine disrespect or mistreatment or perceived systemic bias, community doubt can become pervasive, and the police won't get 'the benefit of the doubt.'

For the full story, please visit http://www.usatoday.com/story/news/nation/2014/08/17/attacks-police-ling....