if you re just joining us, i want to welcome our viewers from around the world. this is cnn breaking news. the boston police department tweeting out three additional suspects are in custody in relation to the boston marathon bombing. the boston police department going one step further in telling us they are in the custody of the fbi. i am joined by ie sack and alan dershowitz. it s not as though it means nothing. it s massive. we don t know who these suspects are. there is no pressure because of a criminal procedure to bring them quickly in front of a magistrate if they ve been charged with anything, if they re in detention because of a felony. you ll learn a lot more quicker. get the ball rolling right