Posts and comments from a Reddit account suggest that Mandy Karolkiewicz and her husband Kristopher Karolkiewicz struggled with a fraught marriage.

The deaths of a teacher, her husband and their six kids, aged five to 15, following a Michigan house fire are being probed as a possible murder-suicide

Mandy Karolkiewicz, 39, and her husband, Kris Karolkiewicz, 47, were found dead in their home Friday along with their six children, ages 5 to 15