Former Illinois deputy gets maximum 20-year sentence in killing of Sonya Massey

SPRINGFIELD, Ill. — A former Sangamon County Sheriff’s deputy who fatally shot Sonya Massey inside her home after responding to her 911 call was sentenced Thursday to 20 years in prison, the maximum penalty allowed in the case.

The former deputy, Sean Grayson, was convicted in October of second-degree murder in the July 2024 killing of Massey, a 36-year-old Black mother of two, whose death sparked outrage and renewed scrutiny of how law enforcement is screened and trained to respond to people experiencing mental health crises.

Grayson, 31, who is White, has remained incarcerated since the conviction, according to court records referenced in the report.

A 911 call for help, ending in a shooting

Massey called 911 in the early hours of July 6, 2024, to report someone “prowling” outside her Springfield home, family members said. Grayson was one of two deputies who responded. Inside the house, Grayson shot Massey and later said he feared for his life, the report said.

Family members said Massey had struggled with mental health issues long before that morning—details that became central to broader community questions about whether officers are adequately prepared to de-escalate and safely handle calls involving vulnerable residents.

“I froze”: Grayson apologizes in court

During Thursday’s sentencing hearing, Grayson addressed Massey’s family and apologized for what happened, according to the Associated Press as cited in the report.

“I made a lot of mistakes that night… I froze,” Grayson said.

Family calls sentence “not enough”

Outside the courtroom, Massey’s relatives thanked community supporters and praised prosecutors’ work, while also emphasizing they believed the punishment fell short of justice.

The family had sought first-degree murder charges, which could have carried a life sentence. Massey’s daughter, Summer, said she was grateful the court imposed the maximum available sentence—but added, “20 years is not enough.”

A case that reignited a larger debate

Massey’s killing reverberated beyond Springfield, intensifying a familiar national debate: what it means for an officer to be “qualified” for the job, and whether departments are doing enough to identify warning signs in hiring, train for crisis intervention, and set clear expectations for responding to people who may be experiencing mental illness.

For Massey’s family, the sentence closed one chapter without closing the wound. Their calls for stronger accountability—and reforms that prevent similar deaths—remain.