Girls' father builds ramp to help dog with bad knees

Getting up the stairs on your own can be rough, especially if you're an 11-year-old dog with bad knees.

So, Julia Silver's dad decided to build a ramp for their dog Jonas outside their Los Angeles home.

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Silver said Jonas is getting old, and her dad wanted to make it easier for their dog to get in and out of the house, without getting injured.

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