The case turned up in west suburban Downers Grove.
The DuPage County Health Department says a woman in her 50s has been infected.
Officials say West Nile virus activity is widespread in DuPage County so residents are urged to protect themselves.
The case turned up in west suburban Downers Grove.
The DuPage County Health Department says a woman in her 50s has been infected.
Officials say West Nile virus activity is widespread in DuPage County so residents are urged to protect themselves.