Democratic 2020 U.S. presidential candidates take the stage for the tenth Democratic 2020 presidential debate at the Gaillard Center in Charleston, South Carolina, U.S. February 25, 2020.

A bus driver watches as supporters of the indigenous Wet'suwet'en Nation's hereditary chiefs march as part of protests against British Columbia's Coastal GasLink pipeline

Representatives from many countries and universities arrive in the Svalbard's global seed vault with new seeds, in Longyearbyen

A trader works on the floor of the New York Stock Exchange shortly before the closing bell as the market takes a significant dip in New York

Employees from a disinfection service company sanitize the National Assembly in Seoul

Locals, who oppose the building of a new closed migrant detention centre, flee tear gas fired by riot police, in the area of Karava, on the island of Lesbos

Democratic 2020 U.S. presidential candidates take the stage for the tenth Democratic 2020 presidential debate at the Gaillard Center in Charleston, South Carolina, U.S. February 25, 2020.