CDC: System inadequate to stop amoeba at Whitewater Center

Chlorination and filtration systems were inadequate at the U.S. National Whitewater Center, where a rafter became infected with a deadly amoeba, a federal health official said Thursday.Dr. Jennifer Cope of the Centers for Disease Control and Prevention said results of all 11 water samples taken at the center detected the presence of an amoeba that infected and killed an Ohio teenager who had rafted at the center, The Charlotte Observer reported. Lauren Seitz had visited the center in Charlotte w