JANUARY 25: Mother Mylene Helena Ferreira hugs her son David Henrique Ferreira, 5 months, who has microcephaly, on January 25, 2016 in Recife, Brazil. RECIFE, BRAZIL – JANUARY 25: Mother Mylene Helena Ferreira hugs her son David Henrique Ferreira, 5 months, who has microcephaly, on January 25, 2016 in Recife, Brazil.