The Justice Department implemented a key feature of the law in which inmates can earn so-called time credits. But there have been failures, prisoner advocates and inmates say.
The cremated remains of 16 people were also found after Jeffersonville police received a tip about the condition of the business. No arrests have been made.
Authorities had been searching Vadnais Lake since Friday afternoon looking for a mother and her three children in connection to a possible murder-suicide, police said.
This is the third child to die inside a hot car in the state this year, according to the Kids and Car Safety nonprofit organization, which tracks such deaths.