For most high school students, forgotten homework or gym clothes might entail a text to a parent. In Jose M. Vazquez's case, one forgotten item in particular— his birth certificate— meant no school that day.
Vazquez, 24, now a senior at San Diego State University Imperial Valley, has been crossing the U.S-Mexico border into California to attend school for around nine years. On May 12, he will graduate during a convocation in Mexicali, Mexico. His mother is attending the ceremony, put together by his college...