When Tom Corwin s golden retriever, Bob, passed away unexpectedly, Tom decided to write a letter as a tribute to his life. The letter told Bob s many human friends what they might not have known the surprising story of how he was once a ferocious, untrusting dog named Red, and how through sheer determination he changed completely to become Tom s best friend. Tom began receiving an outpouring of heartfelt responses to what he came to realize was actually...