Wayward Prosecutors Go Unpunished - NE Center for Investigatorial Reporting

http://features.necir.org/prosecutorial-misconduct-1

A sobering look at some worrying statistics on the lack of accountability for prosecutorial misconduct. This article also shows some terrifying individual instances of wrongdoing by those sworn to uphold the law. 

Here's hoping that the most recent updates to the Massachusetts Rules of Professional Conduct keep this in the Commonwealth's mind!