Is the United States a nation of immigrants? -- Who are the immigrants? -- Why do people immigrate? -- Does the United States welcome refugees? -- Why can't they just "get legal"? -- Is it easy to be "illegal"? -- Are immigrants hurting our economy? -- Is immigration bad for our health, environment, or culture? -- Are immigrants a threat? -- Enforcement: is it a solution? -- What about "guest worker" and amnesty programs? -- Why do we jail and deport immigrants? -- Can we open our borders?