In the powerful new film “City of Dreams,” based on a true story, a young Mexican boy named Hamza dreams of becoming a soccer star. But his dream turns into a nightmare when he is kidnapped and smuggled across the US-Mexico border, sold into slavery in a sweatshop in Los Angeles. Held captive with other children, Hamza fights against all odds to free himself and liberate the other children, becoming a hero in the process. The film exposes the harsh reality of child trafficking and the need for awareness and action to protect innocent children.