Andrew Gray, an oncology certified nursing assistant at OHSU, poses in his "Star Wars" scout trooper costume with medical assistant Yen Nhi Vo at the cancer infusion unit at the OHSU Center for Health and Healing building 2. Gray, who has cancer himself, works with cancer patients and volunteers consistently in his free time to continue to share his positivity and encouragement with others. (OHSU/Christine Torres Hicks)
