Police in Bristol have identified the two people killed in a house explosion as Jo Shaw and her ex-partner. Officers are treating Shaw's death as a homicide, marking a major shift in the investigation from what initially appeared to be an accident.

The explosion occurred at a residential property in Bristol, destroying the home and injuring several others in the vicinity. Emergency responders initially investigated the blast as a potential gas leak or structural failure. The discovery that Shaw's death involves criminal intent has transformed the case into a murder investigation.

Police have not yet released details about the circumstances surrounding the explosion or identified any suspects. The homicide designation suggests foul play rather than mechanical failure, though investigators have not publicly disclosed what evidence led to this conclusion.

The tragedy has shaken the local community. Authorities continue gathering witness statements and forensic evidence from the scene. The investigation into the death of Shaw's ex-partner remains ongoing, with police evaluating whether it falls under the same criminal classification.

This case underscores the complexities investigators face when determining cause of death in catastrophic incidents. What appears to be an accident on the surface may mask deliberate criminal action. The homicide designation signals that police believe someone acted with intent to harm.

THE TAKEAWAY: A Bristol house explosion initially treated as accidental is now a murder investigation, with authorities classifying one victim's death as a homicide.