In Champaign, fire crews were called out to a fire on Healy Street last Friday.
One person was killed.
A name has not been released but the victim was a 61 year old woman who was stabbed several times.
31 year old Terry Brownlee lives in the apartment but was not there at the time of the fire.
He has now been arrested.
Police say that Brownlee and the victim knew each other but won’t say how.