African Development Bank unveils Top 20 AfricavsVirus winners in virtual event More than 25,000 participants from Africa and around the world pitched their ideas during a 72-hour ideathon ABIDJAN, Ivory Coast, December 22, 2020/APO Group/ -- The African Development Bank (www.AfDB.org) has announced 20 finalists of the AfricavsVirus Challenge (https://AfricaVsVirus.com) who will receive a grant of up to $20,000 as well as access to business development and other in-kind services. The Top 20 Winners, announced during a virtual event held Friday, have been selected from a shortlist of a hundred applicants who pitched ideas for innovative solutions to the health and economic challenges presented by the COVID-19 pandemic.