MOUNT VERNONThe Illinois State Police (ISP) Division of Internal Investigation continues its investigation into the discharge of an Illinois State Police Officer’s duty weapon during a motoristassist on May 9, 2023 at 3:30 a.m. on Interstate 64 near milepost 72.

During the incident, analtercation occurred and 23yearold Brandon L. Griffin of Albuquerque, New Mexico brandisheda firearm. Griffin and an officer exchanged gunfire and Griffin was fatally shot.
An ISP officerwas also shot and was taken to an area hospital. The Officer has since been released and isrecovering at home.

Griffin’s wife, 31yearold Christine J. Santos, was present at the time of the incident and iscurrently being held at the Jefferson County Sheriff’s Office on a nobond arrest warrant out ofNew Mexico for bond violations on a pending aggravated assault with a firearm case in whichGriffin was her codefendant.

In accordance with ISP’s commitment to integrity and public transparency, the video of the eventis being made available to the public and can be found by clicking

This video is being released after consultation with and authorization by the Jefferson CountyState’s Attorney. ISP provided Griffin’s mother the opportunity to review the video before its
release to the public.

This remains an ongoing investigation being conducted by ISP and is under review by the Jefferson
County State’s Attorney’s Office. No additional information is available at this time.