Magdalene Nantongo (C), head teacher of Kalas Girl's primary school, which hosts escaped girls from female genital mutilation (FGM) and child marriage, poses with students in Amudat town, northeast Uganda, on January 31, 2018. The UN estimates that over 200 million girls and women have experienced FGM which is a life-threatening procedure that involves the partial or total removal of a woman's external genitalia. February 6, 2018, marks the 6th International Day of Zero Tolerance for FGM. / AFP PHOTO / Yasuyoshi CHIBA