A fourth person has now been arrested in connection with the death of a man found in his home in Balby.
A 33-year-old woman is the latest person to be arrested. She is still being questioned on suspicion of murder by officers investigating the death of Mark Stannard of Burton Avenue.
Two men and a woman, all from Doncaster, had already been arrested and questioned by police and have been released on bail until December.
Mr Stannard’s body was found on October 3, 2012
Anyone with information about Mark Stannard’s death is urged to call South Yorkshire Police on 101 quoting incident number 483 of 3 October or call Crimestoppers on 0800 555 11