A missing Coquitlam dog walker and three dogs have been found alive and well almost 48 hours after they went missing.  More than 60 search and rescue crew members and RCMP officers had been searching for 56-year-old Annette Poitras and three dogs since they went missing Monday afternoon.  Coquitlam RCMP say Poitras was found shortly before noon Wednesday and has now been taken to hospital after being rescued by search and rescue crews.