(FILES) This file photo taken on July 30, 2021 shows Nigeria's Blessing Okagbare reacting after winning her race in the women's 100m heats during the Tokyo 2020 Olympic Games at the Olympic Stadium in Tokyo. - Nigeria's 2008 Olympics long jump silver medalist Blessing Okagbare has been banned for 10 years for doping, the Athletics Integrity Unit (AIU) announced on Friday. (Photo by Giuseppe CACACE / AFP)