ATOTONILCO DE TULA, Mexico — When Dayana Castro heard that the U.S. asylum appointment she waited over a year for was canceled in an instant, she had no doubt: She was heading north any way she could.

The Mexican government is rushing to raise tent cities for migrants deported from the U.S. Thousands of non-Mexicans now stranded in the country are overwhelming immigration officials as migrants continue to arrive from Central and South America.

After US President Donald Trump dashed her hopes of gaining asylum in the United States, Arianne Dominguez joined hundreds of other migrants seeking refuge in Mexico instead.