Sunnie Horkstra, 2, a patient at Sutter Memorial Hospital kisses Hazel, a pediatric therapy dog, on her last day on the job at the hospital's children's center in Sacramento, Calif. Hazel, 11, Sutter Memorial's first dog to work a full 40 hours a week in the pet therapy program, retired Wednesday after nine years on the job. Hazel, a yellow Labrador, has spent her time at the hospital visiting with patients in the pediatric wards, will retire to the home of her handler,