'Unspeakable': Murder-suicide of 8 family members leaves chilling mystery
Investigators say Kris Karolkiewicz shot and killed his wife and 6 children, who were discovered when firefighters responded to reports of smoke pouring from the home.
Investigators say Kris Karolkiewicz shot and killed his wife and 6 children, who were discovered when firefighters responded to reports of smoke pouring from the home.