Brent Koster, 67, who was paroled in 2021 after confessing to killing three women in the 1970s, including one he picked up while she was hitchhiking, has been distributing business cards ...

GRAND RAPIDS, Michigan (KMID/KPEJ) – Brent Koster was 15 years old when he and an accomplice raped and murdered three young women in Kalamazoo. He got life in prison but was paroled in 2021.