A Kansas resident died this week from what was likely a rare infection by a brain-eating amoeba - the fourth such case in the U.S. this year. State and local officials warned residents to avoid activities in warm rivers, lakes and other bodies of heated, fresh water, including ponds near power plants. Single deaths from such infections also have been reported this summer in Florida, Louisiana and Virginia. ... Naegleria fowleri moves into the body through the nose and destroys brain tissue. It almost always causes meningitis Symptoms of an infection include headache, fever, nausea and vomiting, stiff neck, confusion,...