 Experience the Navage difference yourself. Navage is available at navage.com or at Walmart, Walgreens, CVS, and Rite Aid. Navage, N-A-V-A-G-E. A marathon runner from England just broke a world record. CBS's Stacey Lynn reports. 51-year-old Louise Butcher holds the title of fastest marathon runner with a double mastectomy in the Guinness Book of World Records. Hi, you guys. Welcome to the marathon. Woo!