Las Vegas Sun

July 23, 2016

Currently: 87° — Complete forecast

In this Aug. 16, 2012, file photo, mosquitoes are sorted at the Dallas County mosquito lab in Dallas. Infectious diseases that used to be unknown in Nevada could become a greater threat here as mosquitoes associated with maladies such as the chikungunya virus spread around the globe.

L.M. Otero / AP

In this Aug. 16, 2012, file photo, mosquitoes are sorted at the Dallas County mosquito lab in Dallas. Infectious diseases that used to be unknown in Nevada could become a greater threat here as mosquitoes associated with maladies such as the chikungunya virus spread around the globe.