Officials are keeping President George W Bush [ Images ], who is at the presidential retreat at Camp David, for the Thanksgiving [ Images ] holidays apprised about the situation in Mumbai.

On the president's directive, officials have also kept President-elect Barack Obama's [ Images ] national security team posted with all the latest information to make sure "they are in the loop."

Meanwhile, the State Department has provided Americans who believe that a relative or friend has been affected by the attacks in Mumbai a number to call: 1-888-407-4747.