kayvan medlock, from harrow, appeared at kingston crown court today after attempting to attack a solicitormber 2020. footage shows medlock arriving with a six inch knife before being tackled in a violent struggle , despite his violent struggle, despite his threats, including admitting he was there to kill, medlock, was disarmed by the receptionist and detained by staff. he's due to be sentenced tomorrow. police are investigating dozens of individuals at the post office and fujitsu, following the wrongful prosecution of hundreds of subpostmasters. a team of 100 officers is reviewing 1.5 million documents related to the scandal as they consider charges including perjury and perverting the course of justice. so far, just three people have been questioned, with plans to interview many more in 2025. commander stephen clayman, leading the investigation, has described the scale as unprecedented and stressed the investigation will take time, with trials possibly not happening until 2027. the health secretary has announced a permanent ban today on puberty blockers for children under the age of 18,