A West Nile virus epidemic has prompted a public health emergency in Dallas County , Texas , where the disease has killed nine people , a judge declared Friday . NEW : Officials will offer aerial insecticide spraying to areas hit by virus . NEW : Virus kills 17 people and affects 175 more people in Dallas County , Texas . A county judge declares a public health emergency . The county is experiencing its biggest spike in West Nile ##s since 2004 .
NEW : Officials will offer aerial insecticide spraying to areas hit by virus . NEW : Virus kills 17 people and affects 175 more people in Dallas County , Texas . A county judge declares a public health emergency . The county is experiencing its biggest spike in West Nile ##s since 2004 .