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Tara the cat rescues boy from attack by dog

15 May 2014 Last updated at 23:13 BST

A cat in California has saved a four-year-old boy who was attacked by a dog.

The boy had been playing on his bike when he was attacked by the dog, only for Tara the cat to come to the rescue.

The video has now become a hit across the world after the family of the child posted a video of the incident on the internet.

David Willis reports.