Sadly, the world is not always fun and bright. Sometimes hard decisions have to be made, even if they break your heart. A few days ago, this 12-year-old boy had to make one just like that. On February 13th, a shelter called Xollin found an adorable puppy at their doorstep with a letter from a boy. The shelter said on their Facebook page: “Someone left this dog at the door of the shelter, insi