Photos: Zika virus outbreak

Larry Smart, a Miami-Dade County mosquito control inspector, uses a fogger to spray pesticide to kill mosquitos in the Wynwood neighborhood as the county fights to control the Zika virus outbreak on Aug. 1, 2016, in Miami, Florida.

Christy Roberts with Harris County Public Health & Environmental Services examines mosquitos collected in a trap in Houston at the Harris County Mosquito Control lab June 2, 2016.

Mosquito Inspector Ron Kolsen with Hillsborough County Mosquito and Aquatic Weed Control demonstrates how a mosquito trap is hung June 21, 2016 in Tampa.

Miami-Dade mosquito control worker Carlos Vargas pointing to the Aedes aegypti mosquito larvae at a home in Miami, Florida, on June 7, 2016.

Jose Wesley, who was born with microcephaly and screams uncontrollably for long stretches, is attended to in Bonito, Pernambuco state, Brazil. The Zika virus is drawing worldwide attention to a devastating birth defect that until now has gotten little public notice. Regardless of whether the mosquito-borne virus really causes babies to be born with abnormally small heads, a variety of other conditions can trigger it.

Health authorities with the help of the Cuban army fumigate against the Aedes aegypti mosquito in a street in Havana, on Feb. 23, 2016.

A member of the Cuban army takes part in the fumigation campaign against the Aedes aegypti mosquito in Havana, Cuba, on Feb. 23, 2016.

A lab worker holds a vial containing Aedes aegypti mosqitos on Feb. 10, 2016 at the IAEA Laboratories in Seibersdorf near Traiskirchen south of Vienna, Austria.

Aedes aegypti mosqitoes are pictured Feb. 10, 2016, at the IAEA Laboratories in Seibersdorf near Traiskirchen south of Vienna, Austria.

Soldiers mobilize to combate the Aedes aegypti mosquito that transmits the Zika virus in Tegucigalpa, Honduras, on Feb. 6, 2016.

Brazilian Army soldiers distribute flyers with information on how to combat the Aedes aegypti during the “Burial of the Mosquito” carnival block parade in Olinda, Pernambuco state, Brazil, on Feb. 5, 2016. The annual parade teaches residents and tourists about the dangers of the Aedes aegypti and how to combat the mosquitoes.

Young revelers stand around a coffin containing an Aedes aegypti mosquito puppet during the “Burial of the Mosquito” carnival block parade in Olinda, Pernambuco state, Brazil, Feb. 5, 2016.

Health workers inspect a used tire depot for stagnant water that could be potential hatcheries of Aedes aegypti mosquitoes that transmits the Zika virus in Villavicencio, Colombia, Feb. 4, 2016. With more than 20,000 cases confirmed in Colombia and fearing that the virus could affect more than half a million people, the government launched a nationwide prevention campaign.

Members of Sao Paulo Health Municipality Secretary dressed as mosquitoes promote the campaign ‘More health for the city’ to raise awarness for the fight against the Zika, Dengue and Chikunguna viruses, in Sao Paulo, Brazil, Feb. 4, 2016. The health ministers of 14 Latin American countries on Feb. 3, 2016 agreed on a roadmap to fight the Zika virus, linked in Brazil to a dramatic increase of birth defects.

A Health Ministry worker fumigates for the Aedes aegypti mosquitoes that transmits the Zika virus at the Oriental Market in Managua, Nicaragua. Worries about the rapid spread of Zika through the hemisphere has prompted officials several Latin American countries to suggest women stop getting pregnant until the crisis has passed.

Alice Vitoria Gomes Bezerra, 3-months-old, who has microcephaly, is held by her mother, Nadja Cristina Gomes Bezerra, on Jan. 31, 2016, in Recife, Brazil.

Health ministry personnel fumigate against the Aedes aegypti mosquito, vector of the dengue, Chikungunya and Zika viruses in Tegucigalpa, on February 1, 2016. Honduran President Juan Orlando Hernandez on Friday declared the country on a preventive state of alert due to the Zika virus which in the last 44 days killed a person and infected some 1000.

Tainara Lourenco, who is five months pregnant, sits inside her house at a slum in Recife, Brazil on January 29, 2016. Like many of the estimated 400,000 women currently pregnant in Brazil, she can’t afford mosquito repellent. The government has pledged to start providing repellent to low-income women and promises to deploy the Armed Forces to help eliminate Aedes’ breeding places.

Daniele Ferreira dos Santos holds her son Juan Pedro as he undergoes visual exams at the Altino Ventura foundation in Recife, Brazil, on Jan. 28, 2016. Santos was never diagnosed with Zika, but she blames the virus for her son’s defect.

in Managua, Nicaragua, a Health Ministry worker fumigates a classroom Jan. 28, 2016, to combat Aedes aegypti mosquitoes, which transmit the Zika virus.

Members of the Dominican Army post information at a butcher shop Jan. 30, 2016, in Guerra to help raise awareness of the Aedes Aegypti mosquito, transmitter of Zika, dengue fever and other diseases.