Maria Holguin is strong, but growing weary. She’s a single, unemployed 42-year-old, raising two of her own children and two of her grandchildren. The challenges are many. Her 18-year-old son is disabled. The house is crowded. Little help is offered by her closest relatives. And money is tight. The family relies on a $700 Supplemental Security Income check. It quickly is spent on bills, groceries and other essentials. “We tell each other that as long we have each other, that’s all that matters.