Brazil: viral rapper becomes unexpected champion of Covid vaccine drive

MC Fioti's vaccine anthem' remix celebrates coronavirus inoculation with music video shot at biomedical research centre

Leandro Aparecido Ferreira laid bricks and flipped burgers for a living until becoming one of Brazil's most famous funk musicians.

This year, the 26-year-old - whose stage name is MC Fioti - has added a new and unexpected string to his bow: as an unlikely champion of science and vaccinology in a country being pounded by coronavirus.