Six former police officers have been charged with stealing millions of dollars in cash and drugs while working undercover. Hundreds of cases based on the Philadelphia drug unitâ??s work have been thrown out, and about 100 civil rights lawsuits are on hold awaiting the outcome of the 26-count racketeering trial. Slavery starts with the police, and we';; take a look at how their criminality affects the mass incarceration of millions of Americans.