April is Volunteer Appreciation Month and Rady Children's Hospital wants to thank a military veteran who has given 15,000 hours of his time to help sick children. In this Zevely Zone, I met Grandpa Don. From the outside, the Bernardy Center at Rady Children's Hospital can appear cold and clinical but do not be fooled, there is a man inside who warms the place right up. MORE: https://www.cbs8.com/article/news/local/zevely-zone/angel-man-volunteers-15000-hours-to-help-sick-children/509-e7a78435-da00-45de-bdc3-1e492bb18706