
- A former Sangamon County deputy, Sean Grayson, was sentenced to 20 years after an October conviction for second-degree murder in Sonya Massey's killing.
- On July 6, 2024, Massey called 911 about a prowler; body camera showed a struggle over a stove pot before Grayson fired.
- Massey's family sought the maximum sentence, later securing a $10 million settlement and prompting a U.S. Justice Department inquiry and reforms.
- Grayson, incarcerated since charging, apologized in court while defense highlighted his late-stage colon cancer and sought a reduced six-year term.
SPRINGFIELD, ILLINOIS — Former Sangamon County sheriff’s deputy Sean Grayson was sentenced to 20 years in prison on Thursday for fatally shooting Sonya Massey, a Black woman who called 911 to report a possible prowler outside her home. Grayson, 31, was convicted in October of second-degree murder and received the maximum sentence available in the case.

Maximum Sentence Imposed
Grayson has been incarcerated since he was charged. In court, he apologized and told Massey’s family he wished he could undo what happened. His attorney asked the judge to impose a six-year sentence, citing Grayson’s late-stage colon cancer that has reportedly spread to his liver and lungs.
Family Urged Court to Impose Full Term
Massey’s parents and her two teenage children asked the court for the maximum sentence, describing how their lives changed after her death. Her mother, Donna Massey, told the court she lives in fear and is afraid to call police.

Prosecutors argued Massey would still be alive if a different deputy had responded to her 911 call. After the judge read the sentence, the family reacted loudly in court, and the judge admonished them for the outburst.
What Happened the Night of the Shooting
The shooting occurred in the early morning hours of July 6, 2024, after Massey, 36, called emergency responders from her Springfield home. Body camera footage showed Grayson and another deputy, Dawson Farley — who was not charged — searching outside before speaking with Massey at her door and entering the house.
Inside, the encounter escalated after attention turned to a pot on the stove. Grayson later testified he believed Massey was about to scald him with hot water. He drew his weapon and ordered her to drop the pot. Massey set it down and ducked behind a counter, then appeared to pick it up again. Grayson then fired, fatally striking Massey.

Why the Conviction Was for Second-Degree Murder
Grayson was initially charged with three counts of first-degree murder, which could have carried a life sentence. The jury instead convicted him of second-degree murder, which under Illinois law can apply when a defendant claims they honestly believed they were in danger — even if that belief was unreasonable.
Family members voiced outrage after the verdict, while also acknowledging the case highlighted broader concerns about policing and accountability.
Aftermath: Settlement, Inquiry, and Policy Changes
Massey’s death drew national attention and renewed scrutiny of law enforcement shootings involving Black Americans inside their homes. Her relatives later reached a $10 million settlement with Sangamon County. A U.S. Justice Department inquiry followed and was resolved after the county agreed to implement additional de-escalation training and expand use-of-force data collection.
Reporting also cited changes in Illinois tied to greater transparency around the backgrounds of law enforcement job candidates. Grayson told the court he understood the family’s anger and asked for forgiveness, while the family stated the sentence did not erase the loss.
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