Rizzoli & Isles: Season 4, Episode 12

4 - 12: Partners in Crime

The squad rushes to solve a violent homicide case muddied by conflicting evidence. Maura is burdened with the major decision of whether to take in her recently paroled grandfather (guest star Richard Herd). Meanwhile, Jane and Casey (guest star Chris Vance) are forced to decide between their careers and their romantic relationship.