Big cheers in Watertown, Massachusetts, tonight and this tweet from the Boston Police Department, captured with three exclamation points, the hunt is over, the search is done, the terror is over, and justice has won, suspect in custody. We've been gathering a lot of information all day on the bombing suspects' backgrounds. NPR's Laura Sullivan reached three women who were roommates with a longtime girlfriend of the older brother, Tamerlan Tsarnaev.
Well, Robert McFadden is senior vice president of the Soufan Group. He's a 30-year veteran of U.S. federal law enforcement, and he spent many of those years in counterterrorism, and Mr. McFadden, a question I have for you is now that this very important suspect is in custody, what do you do? How do you question him? What do you do now?