It was a holiday miracle for 14-year-old Carter to be reunited with his pug, Piper. The dog was a very special gift for Carter’s 12th birthday, and soon the pup became close to his entire family. But one day, Piper was let out to go to the bathroom and went missing. Carter thought he would never see his best friend again, but nearly three weeks later, his mother got a call from a local shelter that Piper had been found. InsideEdition.com's Summer Delaney has more on their heartwarming story.