Blue Bloods (2010)
S04E01 Unwritten Rules
Episode Overview
After a police officer is tragically killed during a robbery, Frank is determined to ensure the NYPD tracks down the perpetrator. Meanwhile, the Reagan family faces growing discord when Erin decides to drop the charges against the suspect, citing insufficient evidence. This decision ignites a fierce debate within the family as they grapple with the implications of justice and the law.