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Raised by robots to carry bacteria, the bugs will decimate disease-carrying mosquitoes in California. Biotech experts are trialling this biological warfare in an effort to prevent the spread of mosquito-born diseases like yellow fever, malaria, dengue, Zika that cause 800,000 human deaths a year. Linus Upson is with Verily, the life sciences branch of Google's parent company Albhabet, in Silicon Valley. (Picture: Mosquito swarm Credit: Getty Images)
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