A group of migrants rest as they move towards Croatian border in Lipa near Bihac, Western Bosnia, Wednesday, April 21, 2021. A senior U.N. migration official on Wednesday urged respect of international standards and an end to any abuse against migrants and refugees crossing borders while searching for a better future. The Chief of Staff of the International Organization for Migration, Eugenio Ambrosi, called on governments to correct any wrongdoing affecting people fleeing war and poverty. (AP Photo/Darko Bandic)