The WHO urged wealthier nations to share potential vaccines
A waitress serves a glass of champagne
A scientist works inside a laboratory
Koko Kondo speaks on behalf of the atomic bombing victims
A logo is pictured outside a building of the World Health Organization
The scene of an explosion that hit the seaport of Beirut, Lebanon.
A boy receives a diphtheria vaccine
Vietnamese COVID-19 patients in protective gear
Dunia Skaunicova, a 24 years old job seeker.
The first human trials to test a possible coronavirus vaccine are underway.