Incredible South Korean drone display tells citizens to wear a mask

300 drones took to the night sky over Seoul, South Korea, on Saturday to remind people of coronavirus safety measures and thank them for their efforts to contain the spread of the virus. The 10-minute drone display created images of facemasks surrounded by coronavirus particles, hands being washed by water droplets, two people wearing masks staying at a safe social distance as well as a message of thanks to frontline healthcare workers. Original Article: