The Major Case Squad is an investigative unit made up of police investigators from police departments on both sides of the Mississippi River.

Joined March 2017
Please see the following information regarding the charges against Willie Herndon and Taiya Herndon in connection with the murder of Alyssa Wilson.
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Please see the following regarding the Major Case Squad news conference taking place today at 11 am regarding an arrest made in the murder of Alyssa Wilson.
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Relative to the ongoing MCS's Overland homicide investigation, please see the following attachment with the most recent updates. The investigation still remains active and more information will be released as it becomes available.
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The Major Case Squad of Greater St. Louis is currently investigating a homicide in Overland. Anyone with information, please contact our Crime Stoppers hotline at 866-371-8477.
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The Major Case Squad is continuing its homicide investigation in Cahokia Heights. We are asking the public to contact the MCS Command Post at 618-332-4277 or Crime Stoppers at 1-866-371-TIPS (8477) if you have any information on the subject seen in the video clip.
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The Major Case Squad of Greater St. Louis is investigating a homicide in Cahokia Heights, IL that occurred on September 5th, 2026. Please contact the Major Case Squad Command Post at (618)337-9500 with any information.
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The Major Case Squad is announcing that charges have been filed against Finese E. Spiller of East Saint Louis. Spiller is NOT in custody and should be considered Armed and Dangerous.
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The Major Case Squad is seeking the public’s assistance, asking that anyone who was at BB’s Sports Bar, during the incident, contact the Major Case Squad.
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Charges have been issued against Keithshun K. Brewer, 30, of University City, in connection with the August 29th homicide of Preston P. Foster Jr. in the 9100 block of Olive Blvd. Please see the attached release for additional details. This remains an active investigation.
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The Major Case Squad has been activated in Cahokia Heights Illinois after a shooting incident. Anyone with information is asked to contact the Major Case Squad at 618-337-9500 ext 4230.
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The Major Case Squad of Greater St. Louis Continues to investigate last night's shooting in the 9100 block of Olive Boulevard. The investigation remains active; however, initial information indicates this was an isolated incident.
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The Major Case Squad of Greater St. Louis is seeking assistance in identifying those responsible for a fatal shooting in the 9100 block of Olive Blvd. Anyone with information related to this investigation is asked to contact Crime Stoppers at 1-866-371-TIPS (8477).
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The Major Case Squad of Greater Saint Louis is announcing that First Degree Murder charges have been filed against Cleveland J. Ware regarding the Cahokia Heights activation. Ware is not in custody.
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The Major Case Squad of Greater St. Louis is announcing that charges have been filed pertaining to the investigation into the homicide of Ceontae D. Matthews, that occurred in the 4000 block of Pontoon Rd, Pontoon Beach, IL during the early morning hours of Sunday, July 26, 2026.
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The Major Case Squad is seeking the public’s assistance regarding the Cahokia Heights activation. Anyone with information should contact the command post at 618-337-9500 ext 4230.
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The Major Case Squad is identifying the victim and announcing a person of interest who is being detained, regarding the Pontoon Beach activation.
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The Major Case Squad has been activated related to a fatal shooting in the 4000 block of Pontoon Road, Pontoon Beach, Illinois. Information can be provided to the Major Case Squad Command post at 618-931-5100 ext 0 or to Crime Stoppers at 1-866-371-TIPS (8477).
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The Major Case Squad has been activated related to a fatal shooting in the 1100 block of Camp Jackson Road. Information can be provided to the Major Case Squad Command Post 618-825-2681 or to Crime Stoppers at 1-866-371-TIPS (8477).
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The Major Case Squad is seeking the public’s assistance with information pertaining to the death of Jamar Johnson in Berkeley, MO on May 26, 2026. Anyone with information is encouraged to call the Crime Stoppers 1-866-371-TIPS(8477).
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MCS SUSPENDS INVESTIGATION IN CARLYLE, ILLINOIS The case will remain with the MCS pending the return of outstanding lab results and search warrant returns. Should any new evidence emerge that warrants further investigation, the MCS will resume active investigative efforts.
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