Kate vs. Catherine: The royal name dilemma

Call her Kate, at least for now.It may be years before Kate Middleton becomes queen, but questions are already being raised about the princess-to-be's preferred moniker: Queen Kate or Queen Catherine?"Catherine" sounds more formal, regal and fitting for a future queen, experts say.But Middleton herself may not embrace the change just yet. During a joint visit Tuesday with Prince William to Norther