The Virginia Department of Health (VDH) is investigating 20 confirmed cases of Shiga toxin-producing E. coli (STEC) from people who visited Lake Anna in Virginia over the Memorial Day weekend.  The VDH is still investigating all potential sources of the outbreak.

The health authority stated that five people developed hemolytic-uremic syndrome (HUS), which can lead to kidney failure and nine have been hospitalized. Ten cases are still under investigation and could lead to a higher number of confirmed illnesses.