Dad fatally shot his wife and 6 kids before setting their Michigan home on fire and killing himself, authorities say

A man fatally shot his wife and their six children before he set the Michigan home they shared ablaze and turned the gun on himself, authorities said Monday.

Kristopher Karolkiewicz, 47, killed his wife, Amanda, 39, and their children, ages 5 to 15, Ottawa County Sheriff’s Capt. Jake Sparks said at a news conference.

They were found dead after first responders arrived at the home in Grand Haven, on the eastern shore of Lake Michigan, late Friday morning, Sparks said. Autopsies showed all had been shot, he said.

“The investigation at this point shows that this is a murder-suicide, with the