Three people released after questioning over fatal arson attack in Waterford city

Three people arrested in connection with the fatal Waterford arson attack were released without charge; a fourth suspect remained in custody as the investigation continued.

• Kim and Philip English and their sons Callum, 12, and Jayden, 9, died after an attack on their Birchwood home on October 13.· 2 sources
• A man in his 50s and two women in their 30s were released without charge; gardaí said a file would be sent to the Director of Public Prosecutions.· 1 source
• A man in his 20s remained in custody, and gardaí said the investigation was ongoing; two other people had appeared in court and were remanded in custody.· 1 source