A seven-year-old boy dies a week after his mother and teenage daughter drowned in Essex, according to reports. The incident involved a family in Essex where the mother and teenage daughter were found after they drowned. Following the deaths, the boy remained unwell and later died a week after the drowning event. The reports present the boy’s death as occurring in the aftermath of the earlier fatalities within the same family. No additional details about the exact circumstances of the drowning, including where in Essex it occurred or what factors led to the incident, are included in the provided summaries. The account from both outlets aligns on the timeline: first, the mother and teenage daughter drown in Essex; then, one week later, the seven-year-old boy dies. Officials are not specifically quoted in the supplied information, and no further investigative or legal developments are mentioned here.