DeCynthia Clements

DeCynthia Clements, 34, was shot three times and killed by Elgin, Illinois Police Lieutenant Christian Jensen on Interstate 90 on March 12, 2018, at the end of an hour-long roadside standoff during which she appeared to be in mental distress and set her own car on fire. As smoke filled the vehicle, she opened the door and stepped out; police said she was holding a knife, though it is not clearly visible in released video. Jensen fired despite other officers on scene being equipped with a stun gun and rubber-bullet-firing weapon, telling investigators he could not wait to see if less-lethal options would work given how close officers were standing. A medical examiner found cocaine in her system. The Cook County State's Attorney's Office declined to file charges in February 2019, a decision a separate state appellate prosecutor's review upheld. No one has ever been charged in Clements's death.

Elgin, IL · Kane County

• 2018: Case opens — victim reported missing or found.
• Documented milestones (renewed investigation, media coverage, family advocacy) to be added as sourced.
• Present: case remains unresolved. No named suspect has been convicted.

• The traffic stop, the hour-long roadside standoff, and the shooting, per roughly 30 hours of Elgin Police body and dash camera footage the department released publicly.
• Clements set something on fire inside her car during the standoff; as smoke filled the vehicle, she opened the door and exited, at which point Jensen fired three shots, striking her twice in the head and once in the chest.
• Other officers on scene were equipped with a stun gun and a launcher for rubber bullets; Jensen told investigators he believed deadly force was the only option because officers were too close to wait and see if a Taser would be effective.
• The Cook County Medical Examiner's office found cocaine and a cocaine metabolite in Clements's bloodstream.
• The Cook County State's Attorney's Office announced on February 22, 2019 that the evidence was insufficient to support criminal charges against Jensen; a separate review by the office of the state appellate prosecutor reached the same conclusion.
• Elgin Police Chief Ana Lalley commissioned an independent professional standards investigation by an outside firm, Hillard Heintze, to separately review whether Jensen and other officers violated department policy.
• Clements's family filed a federal civil rights lawsuit against Jensen and the City of Elgin, alleging the department had non-lethal options available — including Tasers, barricades, and shields — that were not used before deadly force was applied.

• Whether Clements in fact held a knife at the moment she was shot, given the object is not clearly visible in the released video, and whether that object presented an imminent threat justifying lethal force over the less-lethal options already staged nearby, was disputed by her family and was never resolved by any criminal proceeding since none was brought.
• The specific findings of the independent Hillard Heintze professional standards investigation into whether department policy was violated have not been fully detailed in available public reporting.
• Why officers negotiated with Clements for over an hour, suggesting recognition of a mental health crisis, but the situation still ended in gunfire rather than a coordinated non-lethal response, has not been fully explained beyond Jensen's own account of the final moments.

• CNN — “Decynthia Clements: Video shows fatal police shooting”
• Daily Herald — “No criminal charges by Cook County in fatal Elgin police shooting”
• Romanucci & Blandin, LLC — “Federal Civil Rights Lawsuit Filed Against Elgin Police Officer, City of Elgin for Unjustified Fatal Shooting of DeCynthia Clements”
• Project Cold Case
• Murder Accountability Project
• NamUs