Trump's border wall prototypes: All for nothing?

U.S. Customs and Border Protection officials will soon begin their evaluation of President Trump’s border wall prototypes with one major question looming over the process: What happens next?

The prototype development phase concluded Thursday, kicking off a 30-day period during which immigration officials will test the durability and scalability of eight units to determine which are most likely to prevent unauthorized immigrants from compromising the barrier and crossing illegally into the U.S.