Let's hear it for a dog named Boo! The 8-year-old mixed-breed Labrador retriever is a therapy dog at a Putnam County school, where he's helping kids come out of their shells. The Journal News and Putnam County Courier highlighted the incredible story of Marc Oliviere, a six-year-old who was designated a selective mute and attends a school in Mahopac. He's part of a program for students who need help with social and learning skills, and......