A the Pew Research Center report looked at attempted illegal border crossings by Mexicans minors . The report counted at least six who tried to cross more than one quarter . Other Mexican states with large number of migrant children are Sonora , which is south of Arizona , 1,160 ; Oaxaca , 884 ; Guerrero , 750 : Guanajuato , 716 ; and Michoacán , 645 . Fifteen percent of those minors had been caught and deported 11,000 times . Poverty and violence in Mexico are often reasons children leave home for the U.S .
A the Pew Research Center report looked at attempted illegal border crossings by Mexicans minors . The report counted at least six who tried to cross more than one quarter . Fifteen percent of those minors had been caught and deported 11,000 times . Poverty and violence in Mexico are often reasons children leave home for the U.S .