Migrants are seen after crossing the Rio BravoÃłcalled the Rio Grande in the United StatesÃłthrough Ciudad Juarez, Chihuahua State, Mexico, on December 19, 2023. Mexican President Andrés Manuel LÃłpez Obrador said Tuesday that his government will challenge a law enacted by the governor of Texas (United States) that would allow state police to arrest and deport migrants who cross illegally into the US from Mexico. (Photo by HERIKA MARTINEZ / AFP)