Army surgeon on track to head off cancer before it starts

Col. George E. Peoples explains how cancer vaccines help to combat breast cancer during an interview at San Antonio Military Medical Center. Peoples, director and principal investigator for the Cancer Vaccine Development Program, has helped to develop a vaccine that's offering breast cancer survivors hope for a cancer-free future. (Photo by Linda Hosek)

Col. George E. Peoples explains how cancer vaccines help to combat breast cancer during an interview at San Antonio Military Medical Center. Peoples, director and principal investigator for the Cancer Vaccine Development Program, has helped to develop a vaccine that’s offering breast cancer survivors hope for a cancer-free future. (Photo by Linda Hosek)