My posts on the CNN Planet in Peril: Battle Lines program that spotlighted the Doe Run smelting plant in La Oroya, Peru, have elicited comments from a range of people involved in the catastrophe: a journalist, activists and Peruvians whose families live near the toxic plant. As American investigative reporter Sara Shipley Hines points out, the CNN special gave the false impression that Doe Run’s sister plant, in Herculaneum, Missouri, has cleaned up its operations so thoroughly that the town is a healthy place to live. That’s not the case, as people familiar with the Missouri plant can testify. Yesterday in the Comments section of on An American in Lima, a resident of Herculaneum painted a devastating portrait of the…