By Elliot Spagat
Associated Press Writer    

CALEXICO, Calif. (AP) — The day begins at 1:40 a.m. for Maria Guadalupe Pimentel when her husband knocks on their bedroom door, less than four hours after she fell asleep.

By Laura Tillman  
Associated Press Writer    

VARDAMAN, Miss. — On a recent afternoon in this Mississippi sweet potato farming town of 1,300, a group of immigrants gathered in the safe haven of the Catholic Charities office to discuss visa options.