Child reports sister threw knife and caused cut Heard on: Chicago Police Department Zone 08 00:12 00:00 Four hundred and twenty-one units in 400 and thirty-one. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Four hundred and twenty-one units in 400 and thirty-one. 00:01 Person with a knife, (number withheld) S Yates Blvd. 00:04 Caller says her (number withheld) sister threw a knife at her head and she has a small cut, but refused EMS. 00:09 Caller is (number withheld) years old. 00:10 Her grandmother is sleeping. 2026-11-12 07:55 UTC Domestic Dispute S Yates Blvd, Chicago, IL 60649 View on map