PLATFORM : America's Hungry MARYANNE STAFFORD, 32, came to California from Oklahoma nine months ago with her husband and two children. Standing at the Culver Drive off-ramp of the San Diego Freeway in Irvine, she held a sign that read, "My children need to eat. Will work for food." Commenting on the U.S. Marines' efforts to get food to starving people in Somalia, she told The Times: and