Two fatal shootings involving ICE officers in Texas and Maine are prompting renewed scrutiny of how the federal agency screens and hires personnel. The incidents come as ICE has expanded its ranks quickly, a pace that some policing experts say can strain background checks and psychological evaluations.

The Maine case has drawn particular attention because the officer accused in the shooting, David Brouillette, reportedly had a history of domestic violence and significant mental health concerns. The killing of Joan Sebastián Durán Guerrero during a traffic stop has intensified questions about whether warning signs were missed or overlooked before the officer was allowed to serve.

Law enforcement specialists have long argued that fast recruitment drives can create pressure to fill jobs at the expense of careful vetting. In agencies where officers carry weapons and make split-second decisions, critics say gaps in screening can have deadly consequences for the public and for fellow officers.

The debate now centers on whether ICE’s hiring practices kept pace with the agency’s growth and whether stronger oversight is needed. With two recent shootings under review, concerns about officer fitness, background reviews and internal safeguards are becoming a larger part of the national conversation around immigration enforcement.