Bao Bao and her mother Mei Xiang on the zoo's panda cam
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Giant panda cub named Bao Bao in US zoo ceremony

A female giant panda cub has been officially named Bao Bao - or Precious - at a ceremony at the Smithsonian's National Zoo in Washington.

Just over 123,000 people voted on her name in an online poll that ran from November 5 to November 22.

Tom Santorelli reports.

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