In the group, current and former Border Patrol agents joked about the death of migrants, posted vulgar images of Alexandria Ocasio-Cortez, and shared racist memes.
The international idea of who counts as a refugee is over half a century old. But today the lines between "refugee," "migrant," and "illegal border crosser" have all begun to blur.
Under President Barack Obama the agency was under the microscope for reform, but under the Trump administration any progress toward that goal has been halted.