Evidence for health claims is thin, but a Pittsboro woman is pushing for testing. There is nothing smooth about a cool glass of camel's milk. The animals aren't cooperative, milk production is less than stellar and it's illegal to sell across state lines. Still, proponents, led by Millie Hinkle of Pittsboro, say camel's milk may be an elixir, curing maladies from allergies to autism to diabetes – although the science behind such claims is thin. The prospect of a cure-all is what inspires Hinkle, a naturopathic physician who read about the health benefits in a magazine three years ago and...