KYIV REGION, UKRAINE - MARCH 21 , 2023 - Founder and director of the Polish charity Fundacja POSTUP Vlad Kozak is seen during the presentation of the technology for identifying mines and explosive devices using unmanned aerial vehicles (UAVs), Bila Tserkva district, Kyiv region, central Ukraine, March 21, 2023. Photo by Volodymyr Tarasov/Ukrinform/ABACAPRESS.COM