Nearby, federal immigration agents deploy pepper spray on a female protester. Pretti was restrained on the ground and disarmed — his body curled inward — when immigration agents killed him. In another recent case, immigration agents fatally shot Renee Good, also a U.S. citizen, after perceiving her vehicle as a lethal threat, they stated. But when immigration agents introduce guns into chaotic, emotionally charged situations, the likelihood of irreversible harm rises. Dr. Halleh Akbarnia, an emergency medicine physician and national gun safety advocate, and Dr. Jennifer Obel are Chicago-area leaders of Doctors for America.