Former Creve Coeur police officer charged with murder in fatal March shooting

Former Creve Coeur police officer faces three counts of first-degree murder following a fatal March shooting in Illinois.
Published: Jul. 8, 2026 at 9:25 AM CDT

PEORIA, Ill. (KWQC, WEEK) - A Kewanee woman and former Creve Coeur police officer is facing three counts of first-degree murder in a March shooting death.

After a four-month investigation by Illinois State Police, Caitlynn J. Girkin, 27, was arrested Tuesday and is in Tazewell County Jail in Pekin awaiting a detention hearing.

In a Facebook post from 10 months ago, Creve Coeur police welcome “Officer Girkin” to the department.

Illinois State Police confirmed she was a former officer, according to our sister station WEEK25.

It’s unknown if she was still an officer at the time of the shooting.

Caitlynn J. Girkin of Kewanee faces three counts of first-degree murder following a fatal...
Caitlynn J. Girkin of Kewanee faces three counts of first-degree murder following a fatal March shooting in Creve Coeur.(KWQC)

On March 10, Creve Coeur police found Adolfo Cazares, 29, of Creve Coeur with a gunshot wound in a home on the 500 block of Roosevelt Street. He died at the scene.

Police asked Illinois State Police to assist in the investigation. The state police investigation is ongoing.