Gambian photography exhibition tells former regime's crimes British photographers Jason and Helen Jones-Florio present the continuation of their project started in 2016, "Portraits for Positive Change". They photograph the victims or families of the victims of the regime of former Gambian President and dictator Yahya Jammeh (1994-2017). IMAGES of the exhibition and SOUNDBITES from Jason Florio, photographer, and Baba Leigh, Gambian imam