Blue Bloods - Season 3 Episode 16 -

Danny and Jamie are playing basketball with some other guys. A guy Danny knows gets into it with a guy Jamie knows; the guy Danhy knows smacks the guy Jamie knows. The one who was smacked has to be hospitalized and he demands that the one who smacked him be arrested and Danny reluctantly does it. He tells the guy he knows that his sister is the D.A. and maybe he can talk to her. Erin is approached by a man who asks her to re investigate his daughter's unsolved murder which is 15 years old. Erin goes to Danny and asks him to look into the man's daughter's murder. It ...