removed. one on my hip, potentially precancerous. >> you are truly never too late. studies show if you use sunscreen every day, year-round, you lower your risk and aging by 20%. >> reporter: dr. jennifer ashton, abc news, new york. >> incredible pictures of them putting on the sunscreen. you see the black, color black, blocks out the sun. >> really, really good. >> big debate over what kind of sunscreen to put on. talk to your doctor. or you could do what you do at the beach and just stay under the umbrella. >> exactly. use an umbrella at all times, especially when you're making sandcastles, that really, really helps. >> nice suit. >> thank you. >> looking good. coming up, female pitching phenom, the little leaguer who is blowing away the competition with the smoking fastball. >> bringing a whole new meaning to "throwing look a girl." next on "world news now." >> announcer: "world news now" continue