Nuclear plant neighbors get pills   ROCK HILL, S.C. - Federal officials are again offering pills that could provide some protection during a nuclear emergency to neighborhoods surrounding two Charlotte, N.C., area nuclear power plants. The latest round of potassium iodide pills replaces pills offered five years ago that are nearing the end of their shelf life. The pills would help reduce the risk of thyroid cancer, which can be ...   Sep 30, 2007 Augusta Chronicle