A man washes his face at a migrant camp near the border with the U.S. in Ciudad Acuna, Mexico, Sept. 24, 2021. Many of the migrants at the camp of Ciudad Acuna, near the border with the U.S., may try chances to enter the United States. (Photo by Nick Wagner/Xinhua)
A large Mexican flag flies near the border with the U.S. in Ciudad Acuna, Mexico, Sept. 24, 2021. Many of the migrants at the camp of Ciudad Acuna, near the border with the U.S., may try chances to enter the United States. (Photo by Nick Wagner/Xinhua)
U.S. Customs and Border Protection agents stand guard on a bridge overlooking Ciudad Acuna, Mexico, Sept. 24, 2021. Many of the migrants at the camp of Ciudad Acuna, near the border with the U.S., may try chances to enter the United States. (Photo by Nick Wagner/Xinhua)
A child plays with a toy car at a migrant camp near the border with the U.S. in Ciudad Acuna, Mexico, Sept. 24, 2021. Many of the migrants at the camp of Ciudad Acuna, near the border with the U.S., may try chances to enter the United States. (Photo by Nick Wagner/Xinhua)