Coast Guard looking for passenger who fell off Royal Caribbean cruise ship

(CNN)A Texas man is missing after falling from a cruise ship off the coast of south Florida, the Coast Guard said.

David Mossman, 46, was on the Royal Caribbean Navigator of the Seas ship. He fell about 100 feet off of the 10th deck Saturday.

    The Coast Guard said it first received word of the incident about 3 a.m. ET Saturday, and sent a helicopter and an aircraft to search for him.

    A rescue team has searched 946 square nautical miles and plans to continue through the night, the Coast Guard said.

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