Overview

• Agents seized about 300 SIM-server units and related equipment across multiple sites within roughly 35 miles of UN headquarters in Manhattan.
• The network, according to officials, could enable anonymous threat calls, encrypted relays, and targeted overload of mobile phone masts.
• Tracing threatening calls to senior U.S. officials earlier this year led investigators to the distributed installations.
• Early findings indicate communications between foreign state actors and individuals already known to U.S. law enforcement, with no arrests reported so far.
• Some outlets cite a possible China link and small quantities of drugs and illegal firearms at certain locations, which authorities have not confirmed.