Nicole Muriele, right, looks up at a member of the Brazilian military as he and others went door to door with health care workers in a favela to talk to residents about the threat of Zika virus, dengue fever and chikungunya on Saturday March 12, 2016 in Recife, Brazil. The Zika virus has been rampant in this region. The virus is spread by the Aedes aegypti mosquito.