CDC: No doubt now that Zika virus causes rare birth defects

NEW YORK (AP) — U.S. health officials say there’s no longer any doubt that the Zika virus causes severe birth defects.
Experts had been cautious about making a definitive link despite a surge of babies born with a rare birth defect in Brazil during a Zika outbreak. The virus is mainly spread by mosquitoes, and no mosquito-borne virus had ever been known to cause birth defects.
But on Wednesday, the Centers for Disease Control and Prevention said there’s enough evidence now to d