High-risk” migrants were allowed to enter the US at the border without proper ID and now roam the country, a scathing new report by the Homeland Security inspector general claims. In many cases, the migrants were trusted to provide their own personal information before being allowed in and are now free to fly on domestic airlines without identification because of lax oversight by immigration authorities and the Transportation Safety Administration, the 37-page report reveals. “TSA’s vetting and screening procedures do not eliminate the risk that noncitizens who may pose a threat to fellow passengers could board domestic flights,” the report...