New case emerging for Culex mosquito as unexpected Zika spreader

Early data from new lab tests reopen question of non-Aedes vectors

Culex mosquito

SPREADING NEWS  The controversial idea that a Culex mosquito (shown) can spread Zika is getting some reconsideration as new data are emerging from separate labs.

James Gathany/CDC

ORLANDO, Fla. — New evidence from separate labs supports the controversial idea that an overlooked and unexpected Culex mosquito might spread Zika virus.