Three British aid workers — John Chapman, 57, Jim Henderson, 33, and James Kirby, 47 — were killed in April 2024 when Israeli airstrikes hit the aid convoy they were travelling in. Until now, the inquest focused narrowly on the aid organisation running the convoy and the security firm protecting it. That scope is about to crack open. Senior coroner Maria Voisin, presiding in Avon, told a pre-inquest review she is "minded" to designate the Israel Defense Forces and Colonel Nochi Mendel, who ordered the strikes, as "interested parties." This is a legal designation reserved for those closely involved in a death — relatives, organisations, or individuals whose actions are materially relevant. It places the IDF's conduct directly within the coroner's investigative remit. The families' legal team drew an explicit parallel to the novichok poisoning of Dawn Sturgess in Salisbury. In that case, the high court expanded the investigation's scope precisely because Russia refused to conduct a criminal inquiry and public concern was intense. Israel announced last month it would not open criminal investigations into the strike — a decision the UK, Australian, and Canadian governments called "shameful." The legal logic maps cleanly: absent a credible foreign investigation, a British inquest fills the accountability vacuum. A second line of inquiry targets the UK's own military. Pete Weatherby KC, representing Henderson's family, revealed that an RAF surveillance aircraft spent approximately five hours over Gaza on the day of the attack, apparently returning to base minutes before the strikes were launched. The families want to know what the plane observed about the convoy and what intelligence, if any, was shared with Israel. This is not a peripheral question — it goes to the heart of whether the UK was operationally proximate to the killing of its own citizens. The third thread is the weapons themselves. The families and their lawyers want the inquest to determine whether UK-manufactured weaponry was used in the strikes. Weatherby called this a "matter of public concern" and of "great importance to the family." If British arms killed British aid workers deployed in a humanitarian operation, the political and legal fallout would be substantial — touching arms export licensing, ministerial accountability, and the UK's legal obligations under international humanitarian law. Voisin indicated she is keeping her options open: "It's very much a case of throwing the net wide at the moment." A further pre-inquest review is scheduled for March, with no date yet set for the final hearing. The practical question is whether Israel will cooperate at all. The families' lawyers acknowledged non-cooperation is likely but urged UK ministers to apply diplomatic pressure. Whether that pressure materialises will say more about the UK-Israel relationship than any official statement. The inquest is shaping up as a rare domestic legal mechanism that could force accountability for a foreign military strike on British nationals — and simultaneously expose the UK's own role in the incident. The coroner's willingness to widen scope is the signal. Everything that follows depends on whether political will matches legal ambition.