Chinese authorities are using drones to track violations of measures designed to contain the spread of COVID-19. This is reported by the South China Mornings Post. The drones operate in Shanghai’s Yangpu District and are used to monitor shops, residential areas, wooded areas and construction sites. The source notes that drones typically monitor people who come to business districts, as well as those who are in line for coronavirus testing. If the drone notices that people are gathering together, it turns on the loudspeaker and orders them to disperse. Also, the drone can communicate with first responders in real time:...