STAMFORD, Conn. — The night a newlywed vanished from his honeymoon cruise, the sounds of a loud party were coming from his stateroom, followed by male voices arguing on the balcony and then a "horrific thud," a fellow passenger says. The ship was in the Mediterranean Sea when Connecticut resident George Smith IV disappeared more than three weeks ago. No one has been charged, but Connecticut's top federal prosecutor said Tuesday that the 26-year-old's disappearance is being aggressively investigated and reports of blood on the ship raise concerns. The comments are the first by a U.S. prosecutor on the case...