DHS drops investigation into former acting CISA chief’s failed polygraph exam

The Department of Homeland Security closed its investigation into seven CISA staffers who were placed on leave after arranging a counterintelligence polygraph for then-acting director Madhu Gottumukkala, who failed the polygraph; the staffers were cleared and invited back to work. The article covers the administrative fallout, statements from lawmakers criticizing prior leadership decisions, and recent leadership transitions at CISA and DHS.