VACCINE DEVELOPER Army Col. (Dr.) George E. Peoples explains how cancer vaccines help to combat breast cancer during an interview at San Antonio Military Medical Center, Nov. 11, 2011. Peoples, the director and principal investigator for the Cancer Vaccine Development Program, has helped develop a vaccine that offers breast cancer survivors hope for a cancer-free future. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 766494-H-IGB34-626.jpg Photo Gallery