From left, actress Karen Walsh, who was diagnosed with stage IV colon cancer at age 40; Candace Henley, a colon cancer survivor and founder of the Blue Hat Foundation, one of the 2017 80% by 2018 National Achievement Award honorees, and journalist Katie Couric.

From left, actress Karen Walsh, who was diagnosed with stage IV colon cancer at age 40; Candace Henley, a colon cancer survivor and founder of the Blue Hat Foundation, one of the 2017 80% by 2018 National Achievement Award honorees, and journalist Katie Couric.