Story perspectives

Activist Creates 3D Whistles to Warn Against ICE

11/11/2025

30 4

Summary

Story summary

Activist Aaron Tsui prints 3D-printed whistles used by local groups in Chicago to warn residents about Immigration and Customs Enforcement (ICE) officials amid heightened enforcement.
The whistles cost 20 cents to produce, versus 30–50 cents for store-bought ones.
Reports show the whistles warn individuals, including a case where they helped someone avoid custody.
Despite a judge's orders limiting force, the Department of Homeland Security (DHS) continues aggressive tactics in Chicago.

1 of 1

Story summary

Activist Aaron Tsui prints 3D-printed whistles used by local groups in Chicago to warn residents about Immigration and Customs Enforcement (ICE) officials amid heightened enforcement.
The whistles cost 20 cents to produce, versus 30–50 cents for store-bought ones.
Reports show the whistles warn individuals, including a case where they helped someone avoid custody.
Despite a judge's orders limiting force, the Department of Homeland Security (DHS) continues aggressive tactics in Chicago.