• 2 Videos, Slides, Films

• 1 DVDs

• 2 Border security
• 1 Border patrols
• 1 Boundaries
• 1 Design and construction
• 1 Drug traffic
• 1 Emigration and immigration
• 1 Fences
• 1 Government policy
• 1 Influence
• 1 National security
• 1 Secure Fence Act of 2006
• 1 Security measures
• 1 Technological innovations
• 1 United States

• 1 Bailey, Mark
• 1 CBS News Productions
• 1 Cutler, Miriam
• 1 Doob, Nick
• 1 Garbus, Liz
• 1 Gilman, Sari
• 1 HBO Documentary Films
• 1 Home Box Office (Firm)
• 1 Kennedy, Rory
• 1 Kroft, Steve
• 1 McAlester, Keven
• 1 Moxie Firecracker Films, Inc.
• 1 Nevins, Sheila
• 1 Sharman, Keith

• 2 English

• 2 Mexican-American Border Region
• 1 Mexico

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