On an April evening in 2025, Karen Carter, a 65-year-old British-South African mother of four, returned home from a wine tasting in the tranquil Dordogne village of Trémolat. She never made it inside. Her body was found lying next to her car, stabbed multiple times. More than a year later, in July 2026, a 70-year-old local woman was formally charged with her murder. The long gap between crime and charge is not unusual in France, where a unique legal step called "mise en examen" can stretch investigations before a trial is even considered.
Karen Carter had lived in Trémolat for over a decade, managing two holiday rental homes. On 29 April 2025, she attended a wine-tasting party at Cafe Village Trémolat with about 15 other guests, including the village mayor. After she left, she didn't call her lover, 75-year-old retired executive Jean-François Guerrier, as promised. He drove to her home and found her in a pool of blood. An autopsy revealed she died from severe blood loss after being stabbed eight times, including wounds to her chest, abdomen and forearm. Police initially arrested a 69-year-old woman the next day, but released her without charge. Months later, on 2 July 2026, the same woman – now 70 – was formally charged by investigating judge Jacques-Édouard Andrault in Périgueux. She was placed under judicial supervision.
“The murder of British expat Karen Carter in France and the long investigation leading to a charge under French law.”
Why did it take so long? Because French law distinguishes between a simple arrest and being placed under formal investigation – "mise en examen". This step means the investigating judge has found enough evidence to believe the person may be guilty, but it is not an indictment for trial. The judge then continues gathering evidence before deciding whether to send the case to trial. In this case, the investigating judge opened a judicial inquiry on 7 May 2025, and after more than a year of investigation, charged the woman. This process – often criticised for its length – is designed to protect the rights of suspects while allowing thorough inquiry.
The suspect, named in some reports as Marie-Laure Autefort, is a close neighbour of Carter's. According to leaked police notes, Guerrier told investigators that Autefort had fallen in love with him the previous year, divorced her husband, and became "terribly frustrated" when her feelings were not reciprocated. Her brother Philippe Monribot told the Mirror that the idea of her murdering someone was "preposterous". Both Autefort and Guerrier have given DNA samples, along with about 15 guests from the wine tasting. Guerrier was also arrested and released without charge.
For British expats living in France, this case is a stark reminder of how different the legal system can be. The "mise en examen" procedure can leave suspects in limbo for months or years, and the investigative process is led by a judge, not prosecutors. The murder of a British citizen abroad also triggers a complex diplomatic process: the UK has no formal role in the French investigation, but the Foreign Office provides consular support to families. Carter's husband, Alan, learned of her death through a cousin who saw it on a local Facebook page – a traumatic start to a long ordeal.
Q: What is "mise en examen" in French law? A: It is a formal step where an investigating judge places a person under investigation, meaning there is sufficient evidence to suspect they committed a crime. It is not a charge that leads automatically to trial; the judge continues investigating and may later decide to send the case to trial or dismiss it.
Q: Who was charged with Karen Carter's murder? A: A 70-year-old woman, originally from Trémolat. She has not been formally named in all reports, but some sources identify her as Marie-Laure Autefort. She was taken into custody on 30 April 2025 and released, then charged on 2 July 2026 and placed under judicial supervision.
Q: What happened at the wine tasting party? A: Carter attended a party at Cafe Village Trémolat with about 15 other guests, including the mayor. After she left, she didn't call her lover Guerrier, who later found her body. The suspect was also at the party, according to some accounts.
What happens next? The investigating judge will continue the inquiry, likely hearing witnesses and analysing forensic evidence. If the case goes to trial, it could be years away. The suspect is under judicial supervision, meaning she must follow conditions set by the judge. For Carter's family, the wait for justice continues.