--(BUSINESS WIRE)--National Call to Action on Cancer Prevention and Survivorship: At the request of LAF Chairman and Founder Lance Armstrong, four former United States Surgeons General collaborated with the cancer prevention and survivorship community to develop the National Call to Action on Cancer Prevention and Survivorship. At the press conference, these four most recent U.S. Surgeons General will outline the battle plan for the new war on cancer and the steps that Americans can take to reduce the risk of developing cancer and improve screening, early detection, treatment, and survivorship.