Global Health: A Virus Even More Dangerous Than Zika to Pregnant Woman The Zika virus must take the “side roads” into the placenta to infect a fetus, one researcher said — but the Rift Valley fever virus takes the “expressway.” Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Wall Street Is Europe’s Landlord. And Tenants Are Fighting Back.At Least 45,000 Homeless After Aceh Quake in IndonesiaIndonesian Police Arrest 4 Near Jakarta as Terrorist Plot Is FoiledColombia Reports Major Rise in Birth Defect Amid Zika CrisisSuicide Bomber Kills 23 in Southern Yemeni City of AdenXinjiang, Tense Chinese Region, Adopts Strict Internet Controls