For two years, Juana Reyes helped feed her two small children and pay her rent by selling tamales at the Walmart Supercenter parking lot on Florin Road. Now the undocumented single mom faces possible deportation for peddling her chicken, pork and chili cheese tamales. Reyes was arrested for trespassing June 28 after the store's security guard and Sacramento County sheriff's deputies said they repeatedly told her to take her tamales elsewhere. Reyes spent 12 days in the Sacramento County jail until the trespass charge was dropped, said her lawyer, Julia Vera, and her children – Cesar Cuesta, 10, and Monserrat...