Article Photos: Sensory experiences planned at Oklahoma City's Martin Park Nature Center

Ralph Haney, president of the Oklahoma Guide Dogs Alumni Association, demonstrates the abilities of his guide dog Tallis to Dacia Sims, 9, at Martin Park Nature Center in Oklahoma City <strong>PAUL HELLSTERN - Oklahoman</strong>

Ralph Haney, president of the Oklahoma Guide Dogs Alumni Association, demonstrates the abilities of his guide dog Tallis to Dacia Sims, 9, at Martin Park Nature Center in Oklahoma City PAUL HELLSTERN - Oklahoman