Another cruise line stock raises guidance, lifting the industry higher. Cruise line stocks kicked off the new trading week in bullish fashion. Shares of Carnival Corp. (CCL -0.65%), Royal Caribbean (RCL 0.56%), and Norwegian Cruise Line (NCLH 0.56%) rose 7%, 4%, and 8%, respectively. Bullish news out of Norwegian help lift all ships, and we'll get to that development shortly. In the meantime, the same cruise line stocks that trounced the market last year have been far less impressive in 2024. This could be ...