At age 16, Alan was homeless, with no family or resources, walking the streets of Layton. A week before Christmas, Alan came to live at the home of foster parents Carl and Eva Goodfellow. Eva picks up the story from there: When we found out we’d have another teen in our home for Christmas, we quickly scrambled to get presents through Utah Foster Care’s Giving Tree program for the new boy. Christmas morning came and my other children awoke bright…