Publication Date June 8, 2016 | WSJ

Zika Virus Swamps Embattled Puerto Rico

Puerto Rico
Carmen Zorrilla, an obstetrician-gynecologist for women with high-risk pregnancies, discusses how to prevent Zika at a group prenatal-care session at University Hospital in San Juan, Puerto Rico. Photo: José Jiménez
Carmen Zorrilla, an obstetrician-gynecologist for women with high-risk pregnancies, discusses how to prevent Zika at a group prenatal-care session at University Hospital in San Juan, Puerto Rico. Photo: José Jiménez

The Zika virus is creeping north toward the continental U.S., and Alberto de la Vega has started to detect its signs...

Zika has blanketed three-quarters of Puerto Rico over the past six months, say health authorities, who expect it to keep spreading now that it is prime mosquito season. More than 1,350 people have tested positive for Zika since the beginning of the epidemic here, including 168 pregnant women. One patient died. Thousands more are likely infected without symptoms