Contractors Dynamite Mountains, Bulldoze Desert In Race To Build Trump's Border Wall
NPRContractors Dynamite Mountains, Bulldoze Desert In Race To Build Trump's Border Wall Enlarge this image toggle caption John Kurc John Kurc In the Coronado National Memorial — where conquistador Francisco Vázquez de Coronado entered what is now Arizona — contractors are pulverizing the wilderness in a rush to put up as many miles of border wall as possible before the Trump administration vacates Washington. Trump's wall forcing unplanned experiment on deserts "There's no doubt they're accelerating the rate of construction," says ecologist Ron Pulliam, who has been monitoring the wall's progress on the Arizona border. Sponsor Message "There's only a 4-inch gap between the bollards in the wall," says Traphagen, who joined Kurc for the drone excursion, "so it excludes anything larger than a ground squirrel." Enlarge this image toggle caption John Kurc John Kurc 'Border wall has made our city safer' U.S. Customs and Border Protection maintains that the barrier is necessary to gain operational control of the Southwest border.