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Keepers at London Zoo 'distraught' at loss of tiger cub

15 October 2013 Last updated at 16:38 BST

A three-week-old Sumatran tiger cub at London Zoo has died after falling into a pool, according to zookeepers.

The cub, the first to be born at the zoo in 17 years, was discovered over the weekend.

Emma North reports.