Data is the key to this story. They have selected an issue that generated concern, but about which there was not much information. They have then provided explanations, context and visualisations around this data, showing under whose custody these deaths occurred and what explanation they give.
https://civio.es/justicia/2024/10/29/al-menos-162-personas-murieron-en-actuaciones-o-bajo-custodia-policial-en-espana-entre-2015-y-2022/