Trump's wall for Mexico takes shape
 

http://static-global-s-msn-com.akama...6&q=60&o=f&l=fU.S. President Donald Trump's promise of a wall on the border with Mexico is taking shape. Testing is underway on eight prototypes built in San Diego, but the project still needs approval for $1.8 billion dollars in funding for construction. CBC News went down to take a look at what's been done so far

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