Via CNN:  Rescue efforts under way after oil rig explosion in Gulf

U.S. Coast Guard Petty Officer Bill Colclough tells CNN that 12 people from the rig are in the water immersion suits as they await rescue.

Colclough told CNN there are reports the rig is still on fire.

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Asked about concerns regarding oil leaks or pollution, Colclough said "there are reports the rig was not actively producing any product, so we don’t know if there’s any risk of pollution."

As of the report above, one person was missing.