Tanner wasn’t waiting for me at the fence yesterday. Dakota and Tanner, my two oldest dogs, are always waiting for me at the chain-link fence. Dakota can’t hear and doesn’t see well, so she stays close to the fence in the afternoon when I walk by in order to collect her treat. Tanner really can’t see or hear at all, so he keeps close to Dakota. Yesterday he wasn’t there. The thing about giving out dog treats is that, even though I have a relationship with all these dogs, I don’t know much about them. “Where is your brother?” I once asked ...