When an esteemed police detective discovered that an innocent woman had
spent years in prison for a murder she didn’t commit, he notified his
supervisors and tried to make the tragic error known. Instead of seeing
that the new evidence came to light, police brass demoted the
whistleblower and kicked out of his unit. Another veteran officer stood
up for the whistleblower, earning him termination from the department
after decades of service. ...
1 Comments in Response to Louisville officers fired/demoted for exposing a wrongful conviction
See, so it is not the individual police themselves. It is their higher-ups. And the city won't reprimand the higher-ups, because they were looking for ways to cut back on the police force to save money anyway.