The threat of violence by lone offenders is "likely heightened" throughout the winter, and surrounding holiday events, including New Year's Eve, according to a new intelligence bulletin obtained ...

The White House has cited seasonal migration as a factor, but migrant numbers have only increased. CBP officials encountered 212,672 people at the U.S.-Mexico border in July, up from 188,829 in June.

EXCLUSIVE — The Department of Homeland Security is facing increased pressure to issue a National Terrorism Advisory System Bulletin in ... crossing the southern border who have been identified ...

WASHINGTON (AP) — Arrests for crossing the U.S. border illegally fell slightly in March, authorities said Friday, bucking a usual spring increase amid increased immigration enforcement in Mexico.