Nigeria's Okonjo-Iweala takes over as WTO chief

Ngozi Okonjo-Iweala arrives at the World Trade Organization headquarters in Geneva, Switzerland, on March 1, 2021. The World Trade Organization's first female and first African Director General, Ngozi Okonjo-Iweala, officially took office on Monday, ending a six-month "leaderless" period of the organization, after former chief Roberto Azevedo stepped down on Aug. 31, 2020, a year ahead of schedule. (WTO/Handout via Xinhua)