February 22, 2019 - Bobo-Dioulasso, Burkina Faso - Nigerian soldiers stack in line prior to entering a building for a training exercise during Flintlock 2019 February 22, 2019 in Bobo-Dioulasso, Burkina Faso. Flintlock is a multi-national exercise consisting of 32 African and Western nations at multiple locations in Burkina Faso and Mauritania.
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