Earlier this week, Carnival Cruise Lines President and Chief Executive Gerry Cahill said the company had launched a comprehensive review of its entire fleet.
It comes after a fire crippled the Carnival Triumph in the Gulf of Mexico last month.
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Initial indications were that the test on Friday was unsuccessful, according the a US government source who spoke to Reuters.
Southerly winds will bring warmer temperatures this weekend. Rain arriving on Sunday.
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