"Samaritan"
The second week into 'Blue Bloods,' it looks like the morality discussions over the Reagan dinner table are going to be a staple of the show.

In tonight's episode, grandpa Henry (Len Cariou) bemoans that they have to prosecute a good Samaritan who shot a member of a gang who was terrorizing the subway. "We can't choose which laws we enforce, Pop," acting police chief Frank (Tom Selleck) sighs.

Danny (Donnie Wahlberg) clearly falls in with his father and grandfather's way of thinking, while lawyer sis Erin (Bridget Moynihan) jumps down his throat when he points out that the illegally...