As the case moves forward, it will be up to prosecutors to decide if this crime warrants the death penalty.
Angel Strickland was a close friend of Alicia Norman and organized a candle light vigil for the five victims Friday night.
"It destroys everybody. It breaks everybody's hearts because even if you didn't know them," said Strickland. "You can't help but think about that this is five families having to go through this all at one time."
Peacock posted on his Facebook just hours after fire that read, "Well I don't think this year can get any worse."
Officials said Peacock has a criminal history but did not immediately release details.