Prosecutors said the suspect is classified as a serious violent felon under Indiana law and has a criminal history that includes a 2018 aggravated kidnapping conviction in Cook County.
The fire left 13 people without a home.
Two separate shootings that happened minutes apart overnight left a child dead and at least seven others injured in northwest Indiana, police said Sunday.
One-year-old Kohen Wiley, his mother and a family friend were in the vehicle at the time, according to Ben Crump Law, which has been retained by the victim's family.
A child died after an officer-involved shooting as what police say started as a shoplifting investigation at a Walmart.