House Speaker Dennis Hastert demanded Wednesday that the FBI surrender documents it seized and remove agents involved in the weekend raid of Rep. William Jefferson's office, under what lawmakers of both parties said were unconstitutional circumstances. "We think those materials ought to be returned," Hastert said, adding that the FBI agents involved "ought to be frozen out of that (case) just for the sake of the constitutional aspects of it." The Saturday night search of Jefferson's office on Capitol Hill brought Democrats and Republicans together in rare election-year accord, with both parties protesting agency conduct they said violated the Constitution's...