Silent alarm triggered on CTA bus in Chicago, Chicago IL


A silent alarm went off on a bus in Chicago. There was no video, but voices were heard.
Audio|Source: Chicago Police Department Zone 09
00:29
Transcript:
4th Unitson. Our Unitson, 22, Simulcatch is busy. We're getting a silent bus alarm. 201, West 87 Street, 2.001, West 87, bus 847, facing eastbound. Silent alarm[1], no video, but they heard talking. This is CTA calling it in. Nothing further. 22, 21. We'll order up this tunnel.
4th Unitson. Our Unitson, 22, Simulcatch is busy. We're getting a silent bus alarm. 201, West 87 Street, 2.001, West 87, bus 847, facing eastbound. Silent alarm[1], no video, but they heard talking. This is CTA calling it in. Nothing further. 22, 21. We'll order up this tunnel.
Police codes explained
The following codes appeared in the transcript and are explained below:
[1]
Silent alarm: Alarm triggered with no audible alert, often used for robberies or emergencies
Disclaimer:
This was transcribed by AI and may contain errors. Please verify the information independently.
Location mentioned:
Near W 87th St, Chicago, IL 60620
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