'Super seniors' study hopes to identify genes that resist cancer

500 "super seniors" have been selected to take part in a new study funded by the Canadian Cancer Society. Researchers plan to analyze the genetic factors that have helped the seniors live cancer-free into their 80s, 90s and beyond. Angela Brooks-Wilson, lead investigator and professor at Simon Fraser University, says the super seniors involved in the study could be "genetically protected" from "cancer-causing mutations." Read more here.