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Riley County police investigate homicide after Manhattan man died early Sunday
MManhattan

Riley County police investigate homicide after Manhattan man died early Sunday

  • December 7, 2025

TOPEKA, Kan. (WIBW) – The Riley County Police Department is investigating a homicide after a Manhattan man died Sunday morning.

On Saturday, Dec. 6, around 12:17 a.m., officers responded to the 800 block of Colorado Street for a reported welfare check on an injured man.

When officers arrived, they located 36-year-old Mark Rickenbaker, of Manhattan.

Rickenbaker was found with serious injuries to his body.

During their investigation, officers discovered that he had been involved in an altercation before their arrival.

Rickenbaker was taken to the hospital and died as a result of his injuries.

RCPD says this was an isolated incident and the investigation is still ongoing.

WIBW has reached out to RCPD for more information.

This story will be updated as more details are released.

Anyone with information regarding the investigation should contact the Riley County Crime Stoppers at 785-539-7777.

Copyright 2025 WIBW. All rights reserved.

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