Kristopher Karolkowicz is accused of killing his wife Mandy and their six children before setting their Michigan home on fire, with Mandy's emotional Reddit pos

Kristopher Karolkowicz is accused of killing his wife Mandy and their six children before setting their Michigan home on fire, with Mandy's emotional Reddit posts raising questions about their troubled relationship. Law&Crime's Chris Stewart @​cstewartnews is On the Case. [▻](https://video.twimg.c…