This article appeared recently online. It is very scary, and skin cancer should not happen to a teenager. But it did.
http://www.lemondrop.com/2009/08/27/i-survived-malignant-melanoma/?icid=main|aimzones|dl8|link5|http%3A%2F%2Fwww.lemondrop.com%2F2009%2F08%2F27%2Fi-survived-malignant-melanoma%2F