What the drones above the 2022 World Cup stadium are for

The drones above the Qatar World Cup soccer stadium serve two main purposes.1. Safety and security. Every soccer match has a large number of spectators gathered, the drone to a certain extent can prevent not . The drones can prevent illegal people from mixing in and ensure the safety of the audience.2. Medical assistance. In soccer games, athletes confrontation is intense, and sometimes there will be conflicts between fans, so the drone also assumed a certain role of medical assistance.