A pernicious, little-known Obama administration policy – one that that incentivizes adult illegal immigrants to use children as human shields to escape arrest and deportation at the border – largely has escaped the media’s notice. This same policy is driving the historic surge of children at the border, as everyone from coyotes to illegal immigrant adults already in America seeks to use children to guarantee their safe passage into the country, or to protect them from deportation if they are illegally living here. The flood of illegal immigrant children, piling up like human debris on the US border, won’t stop...