coronavirus spread concept. aerial. pedestrians marked red and yellow on a zebra crosswalk with text covid-19.

2020ncov aerial alert busy caution city concept corona coronavirus covid covid19 crossing crosswalk crowd crowded danger dangerous disease downtown drone emergency epidemic epidemy global group illness infected infection isolation lifestyle many marked medicine national ncov pandemic pedestrian pedestrians people period pneumonia protection quarantine red road sickness spread strain street text top traffic urban view virus walking warning yellow zebra