Ruby the golden retriever is more than just a dog. Her purpose in life to to protect and ground a little autistic boy named Garrett Tingum - and she loves every second of it.

Ruby became Tingum's service dog through Tender Loving Canine's New Leash On Life program.

The pup quickly became best friends with Tingum, while giving the boy's parents the piece of mind that Tingum will always have someone protecting him.

Watch this video to hear more of Ruby and Tingum's story: