"After several weeks of study and debate, U.S. health officials concluded that infection with the Zika virus during pregnancy causes the birth defect microcephaly, a finding that experts hope will refocus attention on efforts to stop infections and prompt U.S. lawmakers to fund emergency prevention efforts."

"Facing a storm of criticism over its plan to show a documentary about the widely debunked link between vaccines and autism, the Tribeca Film Festival on Saturday pulled the film from its schedule next month."

"Congress took off from Washington Wednesday afternoon without voting to appropriate any of the $1.9 billion the Obama administration has asked for to fight Zika and leaving top health officials feeling a little desperate."

"As scientists struggle to understand the threat posed by Zika virus, there's another viral infection that's a known danger in pregnancy and that harms 100,000 babies a year, even though it has been preventable with a vaccine since 1969. The disease is rubella, or German measles."

"The U.S. Senate voted overwhelmingly on Wednesday to confirm Dr. Robert Califf as head of the Food and Drug Administration, an agency that regulates everything from food and drugs to tobacco, cosmetics and dietary supplements."