American Airlines at the Dallas/Fort Worth International Airport said that it tested water samples at four of its maintenance hangars after an employee developed Legionnaires’ disease. The findings revealed varying levels of Legionella bacteria in eight shower heads, as well as some faucets and water fountains within those hangars. The employee has since recovered, but it is unclear at this time whether or not the bacteria found at the hangars were responsible for the employee’s illness. Vinny Taneja, Public Health Director of Tarrant County, stated that his agency is working with American Airlines to discuss recommendations to address the Legionella issue such as…