Homeland Security official's killing leaves agency 'devastated' as vetting breakdown exposed

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. DHS Assistant Secretary for Public Affairs Tricia McLaughlin comments on homeland security, the vetting process for migrants and more on ‘America Reports.' A Department of Homeland Security official was killed in Georgia by a naturalized U.S. citizen with a prior criminal record, a case that is raising new questions about the federal government’s vetting process after the agency recently acknowledged significant screening gaps. DHS Secretary Markwayne Mullin confirmed Wednesday that Lauren Bullis, 40, was "brutally shot and stabbed to death," identifying the suspect as 26-year-old Olaolukitan Adon Abel, who was naturalized in 2022 and has a record that includes convictions for sexual battery, assault and battery against a police officer. The killing comes shortly after U.S. Citizenship and Immigration Services disclosed "significant national security