A new study by a team at Virginia Tech has linked the outbreak of Legionnaires’ disease in Flint, MI to the city’s decision to switch its water supply. Flint suffered a surge in cases of Legionnaires’ disease from 2014 to 2015, with nearly 100 people sickened and 12 deaths. The death toll could have been higher, as Legionnaires’ disease often masquerades as pneumonia and goes unreported. Health officials assumed that the city’s decision to switch its water supply from Lake Huron to the Flint River was to blame, but no tests were done at the time of the outbreak. (An…