A Connecticut man turned himself in last week after state troopers accused him of running over his 17-year-old girlfriend with his truck last year, authorities announced Monday.

Cooper Anderson Ouellette, 19, is charged with manslaughter and delivery of alcohol to a minor in the death of his girlfriend, who died in May 2023 after being hit by his truck, according to an arrest warrant shared by authorities .

The victims name was redacted in the document, but reports from local Fox affiliate WTIC-TV identified her as high school junior Sophie Ringquist, 17.