December 13: Sian Blake was last seen loading bags into the boot of her car near her mother's home in Leyton with her sons Zachary, eight, and Amon, four, according to neighbours.
December 14: Neighbours claimed her partner Arthur Simpson-Kent returned to her family home in Erith, Kent.
December 16: Ms Blake and her family were reported missing to police. Officers spoke to Mr Simpson-Kent, who has not been seen since. Police earlier said that he was not a suspect in the case but launched an appeal to find him.
December 18: Neighbours claimed police broke into the family home in Erith after vsiting it every day
December 19: He was described as a 'high-risk missing person' to the public by police.
December 31: Officers launch missing people's appeal through media.
January 3: Ms Blake's car is found silver Renault Scenic - registration number SM54 FUO - was found abandoned in Calvert Avenue, Bethnal Green, east London.
January 4: Police announce that homicide detectives have taken over the investigation
January 5: Forensics arrive at the family home in Erith, Kent. They dig up the back garden and discover three bodies.