Officers were called to a “domestic related incident” in Sternourt Road, Bristol, at 6.17am on Sunday and there was an explosion at around 6.30am, shortly before they arrived.
Police named the woman as 35-year-old Jo Shaw and her 41-year-old former partner, Ryan Kelly.
At around 6.30am, police were told a man was believed to have an explosive device at the property, then around two minutes later an explosion was heard.
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