The US state of Arizona is preparing to launch an appeal against a court ruling that blocked controversial parts of its immigration law.
The debate has huge implications for the millions of undocumented people who live in the United States.
Many migrated with their parents, have been educated in the US and consider themselves American.
Francisco Gutierrez, an undocumented student who studies at Georgetown University in Washington DC, tells Al Jazeera his story. (July 31, 2010)