Homeland Security Sec. Markwayne Mullin joins ‘Fox & Friends’ to criticize the Supreme Court’s birthright citizenship ruling, labeling it a direct national security risk that exposes the U.S. to foreign exploitation and preventable criminal activity. Homeland Security Sec. Markwayne Mullin joins ‘Fox & Friends’ to criticize the Supreme Court’s birthright citizenship ruling, labeling it a direct national security risk that exposes the U.S. to foreign exploitation and preventable criminal activity.