Two adults and an infant were killed in a house fire today in the Welsh town of Cwmbran, Gwent Police have said.
A 27-year-old man has been arrested on suspicion of arson.
In a statement, Gwent Police said forensic investigations will begin this morning, adding that officers will also be conducting house to house enquiries in the area.
More top news
The talks descended into crisis on Friday when Canada's trade minister Chrystia Freeland walked out of meetings.
Police in New York are still investigating what the substance is and whether it could be harmful.
The Sherlock actor made the comment while he received an award for his humanitarian work.