At a marketplace in Lagos, a tray of garri, a powdery foodstuff made from cassava that can be eaten or drunk. During dry season, rats scavenge for food and can spread Lassa fever by defecating or urinating in foods like garri.
Pius Utomi Ekpei /AFP/Getty Images
Donald Trump Jr. at a photo session after visiting Trump Tower Kolkata, a Trump Organization apartment building in India. Its website says it is "synonymous with celebrated luxury."
Debajyoti Chakraborty/NurPhoto via Getty Images
Smallpox virus, colorized and magnified in this micrograph 42,000 times, is the real concern for biologists working on a cousin virus — horsepox. They're hoping to develop a better vaccine against smallpox, should that human scourge ever be used as a bioweapon.
Chris Bjornberg/Science Source