. >> for retired sfpd officer val kerw kerwin, the retirement he planned shouldn't have gone like this. the waiting felt not like heaven but like something from a bad dream. >> last couple days there was unknown. >> that's the man whose story went viral when his double retirement with barrow, his partner and explosive sniffing dog did not go according to planned. paperwork never went through, until it did, he still belonged to the tsa. instead of taking hem home on the day of his retirement, he had to surrender him. >> as far as he knows i'm his handler and the person who looks after him. i feed him, walk him, bathe him. >> so in the basement, he waited along with another retired police dog of his, gillby. >> your brother is on his way, yes, yes. >> now, the moment of reunion. >> hey, boy. how are you, buddy? how are you doing? how are you? how are you? >> the problem traced back to one emitted signature back in san francisco taken on faith, take it to the heart, the love between humans and their dogs is unquestional, beyond explanation, and ancient. >> are you whole again? >> yeah. my