A baby hippo is seen with its mother at Zacango Zoo in Calimaya, Mexico. Zacango Zoo-State of Mexico/Handout via REUTERS

A CalFire aircraft drops fire retardant over the Hog fire, about 5 miles from Susanville, California. AFP / JOSH EDELSON

Hail and rain falls on a charred landscape during the Hog fire near Susanville, California. AFP / JOSH EDELSON

Protesters crouch down as Israeli police use water cannons during clashes at a demonstration against the Israeli prime minister outside his official residence in Jerusalem. AFP / MENAHEM KAHANA

Egyptian merchants are seen in action during a horse cart race showing off their horses's strengths, following the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt. REUTERS/Mohamed Abd El Ghany

A health worker gives a polio vaccine to a child in Lahore, Pakistan. (AP Photo/K.M. Chaudary)