Microcephaly: Building a case against Zika

Virus can damage cells key for developing brains, new study shows

baby with microcephaly

SIZING UP  A doctor measures the head circumference of a baby girl in Brazil. The measurement can offer a quick way to gauge whether a newborn has microcephaly, a birth defect that leaves babies with underdeveloped heads and brains. 

© Flavio Forner/Xibe Images/Corbis

The prime suspect in Brazil’s recent surge in birth defects may be convicted this summer, in the sweltering cities of Colombia.