FLORA, Ind. -- Indiana State Police are tracking down new leads outside the state in connection with a November 2016 fire in Flora that killed four sisters.
Indiana State Police Superintendent Doug Carter told Call 6 Investigates Paris Lewbel that new tips have come from people in the community and they are now getting a better idea of what might have occurred before the fatal fire.
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"Over time people are starting to talk to us about that place, about that home, about that area around that home," said Carter.
He says investigators are now aware of "some of the activities in and around that residence in the days, weeks and months leading up to the fire."
Watch the interview with Supt. Carter below:
The update from state police comes just weeks after the Indianapolis Fire Department completed their review of the case and determined the fire to be arson.
MORE | Flora fire confirmed to be arson; Indianapolis Fire Department completes review
Four sisters, Keyana, 11, Keyara, 8, Kerrielle, 7, and Kionne, 5 were all killed in the fire. Their mother, Gaylin Rose, was injured trying to rescue them and was flown to the hospital with serious injuries. She was released several days later.