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The original item was published from 1/24/2022 4:21:15 PM to 1/24/2022 5:02:49 PM.

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Police Department

Posted on: January 24, 2022

[ARCHIVED] Marshalltown Police Department Makes Arrest as Part of Death Investigation

MPD Patch

On January 3, 2022, the Marshalltown Police Department began an investigation into the death of Yannick Mangubu, age 30, of Marshalltown. Mr. Mangubu died on January 2, 2022. An autopsy determined Mr. Mangubu died as the result of injuries sustained after being stabbed.

On Monday, January 24, 2022, the Marshalltown Police Department and the Iowa Division of Criminal Investigation arrested Kalalizi Jean Baptiste Madogo, age 48, of Marshalltown. Mr. Madogo has been charged with Murder in the First Degree (Class A Felony). Mr. Madogo was booked into the Marshall County Jail and is being held pending an initial court appearance.


This is an active investigation. Anyone with information about this incident is asked to contact the Marshalltown Police Department at 641.754.5725. Additionally, anyone with information about this incident can submit tips by contacting Marshall County Crime Stoppers. Tips may be submitted by calling 641.753.1234, or via text by texting the word “marshall” followed by the tip to CRIMES (274637), or online at All tips are completely anonymous and could earn a reward of up to $1,000.00.

The Iowa Division of Criminal Investigation and the Marshall County Attorney’s Office are assisting with this investigation.

(A criminal charge is merely an accusation and the defendant is presumed innocent until and unless proven guilty.)

AUTHORITY: Michael W. Tupper, Chief of Police ( or 641.754.5771)

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