15. Minnie P. Griffin

42 years old

December 24, 2002

Menomonee Falls

Waukesha County

Minnie was fatally shot in the head by her former boyfriend, William O. Sangster, 56, in a hotel room where he had asked her to meet him on Christmas Eve. Sangster was a convicted felon. He was also serving probation for a conviction of possession of a firearm by a felon at the time of murder. Additionally, he had a felony conviction for battery to police during a domestic violence incident.