Kansas City police investigating city's 3rd homicide on Monday

Jackson Avenue homicide
Posted at 2:39 PM, Dec 06, 2021
and last updated 2021-12-10 13:09:50-05

KANSAS CITY, Mo. — The Kansas City, Missouri, Police Department is investigating the city's third homicide of the day on Monday.

Officers responded to the 1500 block of Jackson Avenue on reports of a person who was unresponsive at around noon.

When they arrived, a man, identified as William Mason, 40, was lying on the ground suffering from gun shot wounds. He died at the scene.

An initial investigation indicated an argument or altercation may have taken place.

No suspect information was immediately available.

At around 2:30 a.m. Monday morning, KCPD also responded to the Peppermill Lounge where 33-year-old Mondrell L. Smallwood was shot to death.

About 10 minutes later, three people were shot and one person died in a shooting in Westport.

Anyone who may have information on these incidents is asked to contact the Greater Kansas City Crime Stoppers Tips Hotline (816)-474-8477.

For jurisdictions that utilize the Greater Kansas City Crime Stoppers Tips Hotline, anonymous tips can be made by calling 816-474-TIPS (8477), submitting the tip online or through the free mobile app at

Annual homicide details and data for the Kansas City area are available through the KSHB 41 News Homicide Tracker, which was launched in 2015. Read the KSHB 41 News Mug Shot Policy.