-- AFP PICTURES OF THE YEAR 2021 -- In this aerial view Haitian migrants queue to receive food at a shelter in Ciudad Acuna, Coahuila State, Mexico, on September 23, 2021. - At least 50 police vehicles carrying more than a hundred agents are blocking the border crossing at the river that separates the Mexican city of Ciudad Acuna from the United States, AFP reported. (Photo by PEDRO PARDO / AFP) / AFP PICTURES OF THE YEAR 2021