"They're here for the American Dream," said Malissa Greer, 29, who joined 10,000 people in a march through Phoenix, Arizona today. "God created all of us. He's not a God of the United States. He's a God of the world." Across the country, people protested against proposals cracking down on illegal immigrants, with demonstrators in Arizona, California and Georgia staging school walkouts, marches and work stoppages.