Drones fly over the Han river showing messages to support the country as measures to avoid the spread of the coronavirus disease (COVID-19) continue in Seoul, South Korea, July 4, 2020. Yonhap via REUTERS

Drones fly over the Han river showing messages to support the country as measures to avoid the spread of the coronavirus disease (COVID-19) continue in Seoul, South Korea, July 4, 2020. Yonhap via REUTERS

Drones fly over the Han river showing messages to support the country as measures to avoid the spread of the coronavirus disease (COVID-19) continue in Seoul, South Korea, July 4, 2020. Yonhap via REUTERS

Drones fly over the Han river showing messages to support the country, as measures to avoid the spread of the coronavirus disease (COVID-19) continue, in Seoul, South Korea, July 4, 2020. Picture taken July 4, 2020. Yonhap via REUTERS

Drones fly over the Han river showing messages to support the country as measures to avoid the spread of the coronavirus disease (COVID-19) continue in Seoul, South Korea, July 4, 2020. Yonhap via REUTERS

Drones fly over the Han river showing messages to support the country as measures to avoid the spread of the coronavirus disease (COVID-19) continue in Seoul, South Korea, July 4, 2020. Yonhap via REUTERS