U.S. Border Patrol Chief warns 140,000 evaded migrants pose a "national security threat".

U.S. Border Patrol Chief Jason Owens warns that the current situation at the southern border poses a "national security threat." He expressed concern about 140,000 migrants who have evaded capture, with the number of apprehensions on track to reach 2 million by the end of the fiscal year. Owens noted that the unknown intentions and identities of these migrants create a significant risk to national security.