A family looks towards metal bars marking the United States border where it meets the Pacific Ocean in Tijuana, Mexico.
A family looks towards metal bars marking the United States border where it meets the Pacific Ocean in Tijuana, Mexico. Gregory Bull AP
A family looks towards metal bars marking the United States border where it meets the Pacific Ocean in Tijuana, Mexico. Gregory Bull AP

Why a wall won’t work on the US-Mexico border

March 02, 2017 7:30 PM