Estimate: Two-Thirds of New Illegal Aliens in 2015 Were Visa Overstays

Handcuffs secure the back door of a US Customs and Border Protection border patrol vehicle loaded with suspected illegal immigrants near Yuma, Arizona. File
“I’m concerned there are unidentified national security and public safety risks in a population that large, which has historically been the primary means for terrorist entry to the United States,” Rep. Martha McSally said Tuesday at a subcommittee hearing examining the national security risks posed by illegal immigrants who overstay their visas.