The Justice Department notified Sangamon County, Ill., that it had opened a civil rights investigation after reports about the shooting raised “serious concerns.”

The government made a list of demands in dozens of categories in a letter Thursday to the Sangamon County Sheriff's Office.

The US Justice Department has launched a civil rights investigation of Illinois’ Sangamon County Sheriff’s Office four months after a deputy fatally shot Sonya Massey while responding to her call about a possible prowler outside the 36-year-old Black woman’s home.