December 17, 2018 - Kiev, Ukraine - An Ukrainian woman wearing a white mask takes a part at a protest of activists and former sex workers against violence and cruelty towards sex workers in downtown Kiev, Ukraine, on 17 December 2018. The protets protest timed to the International Day to End Violence Against Sex Workers, which is mark annually on 17 December in the world. (Credit Image: © Serg Glovny/ZUMA Wire)