Internal emails and other ICE documents he obtained through a Freedom of Information Act request, since reviewed by CNN, show that other officers across the five-state region where Oxley worked had improperly signed warrants on behalf of their supervisors — especially on evenings or weekends. Some supervisors even gave their officers pre-signed blank warrants — in effect, illegally handing them the authority to begin the deportation process.
Source: ICE Officers Forging Signatures, Deploying Pre-Signed Warrants To Detain Immigrants | Techdirt