Erin realizes that it may be too late for an addict to get another chance after he tries to rob a pharmacy on Blue Bloods. "Second Chances" is the 11th episode of the show's eighth season.
Erin realizes that a six year old boy was beaten up because his father agreed to testify on Blue Bloods. "No Retreat No Surrender" is the 20th episode of the show's seventh season.
Erin is accosted on the street by a mentally ill man whom she once convicted of murder on Blue Bloods. "A Shadow of a Doubt" is the 17th episode of the show's seventh season.
Nicky and Erin enjoy good conversation over Sunday family dinner on Blue Bloods. "The One That Got Away" is the 13th episode of the show's seventh season.