NYPD reviewed nearly 2,000 complaints of police bias. It substantiated none.

Investigators with the New York City Police Department's Internal Affairs have not substantiated any of the 2,495 complaints of biased policing it's received since it began tracking the allegations in 2014, according to a scathing report issued by a city watchdog Wednesday. By last year, it said the department had already closed 1,918 of the investigations.

Read the full article by Erin Donaghue for CBS News