Documents show undercover DHS presence at Ann Arbor ICE resistance event in April

Federal records reveal that an undercover Homeland Security Investigations agent attended an April event in Ann Arbor focused on resistance to U.S. Immigration and Customs Enforcement, as part of a broader DHS surveillance effort connected to Operation Metro Surge. The documents detail the collection of evidence from attendees at the event and note that investigators also monitored groups in New York and recorded conversations during protests for potential federal criminal charges. HSI investigations utilized methods including recording conversations and infiltrating Signal chats.