Philadelphia Daily News reporters Barbara Laker and Wender Ruderman received the 2010 Pulitzer Prize for investigative reporting for the 10-month series "Tainted Justice." Their reporting on an allegedly crooked police narcotics squad resulted in the review of hundreds of criminal cases -- and started an FBI investigation into one of the Philadelphia police's elite units.
Journalist Mark Bowden ("Bow" like "Cow") for The Philadelphia Inquirer. He's just concluded a three part series (September 10-12, 1995) of articles on police corruption in Philadelphia. Most of the corruption was centered at the 39th Police District, and involves potentially thousands of cases in which persons have been falsely arrested and imprisoned.