It's a type of gram-negative bacteria found commonly in the environment, but only rarely causes disease in humans.... Most of the victims have been older than 65, and all were dealing with a serious illness of some kind at the time....
Over a typical year, health officials generally report a half dozen or more Elizabethkingia infections in each state, [said Michael Bell, deputy director for the Division of Healthcare Quality Promotion at the Centers for Disease Control and Prevention in Atlanta].... "We don't see 48 of the identical organism causing an outbreak like this very often," he said. "In fact, this is probably the largest one we've seen.... The fact that they all have one fingerprint makes us think that it could be one isolated source."
March 16, 2016
"Since November 2015... Elizabethkingia anophelis, has caused blood infections in 48 people in Wisconsin, 15 of whom have died."