At least 50 salmonella-caused illnesses have been reported within Northern Virginia in recent weeks.
Health officials are trying to determine if the cases are linked and warn all residents in the region to report such illness to them.
There have been 151 confirmed cases of Salmonella in Northern Virginia so far this year. This does not include those in recent weeks, which have yet to be confirmed by laboratory testing. The high number of new cases over a short period of time has spurred health officials to increase public awareness of the illness.