Last August, Santiago's mayor, Edelmiro Cavazos, was kidnapped and killed. To understand what's happening in Mexico, you need to understand what happened in Santiago.

Reporting from Mexico City — Spiraling drug-war violence in Mexico’s wealthiest region has claimed the life of a prominent mayor — kidnapped Sunday and found dead Wednes… ...

The officers have reportedly confessed to killing Edelmiro Cavazos, prosecutors said. Mr Cavazos' body was found, bound and gagged, outside the northern town of Santiago on Wednesday.

Manage consent settings on AMP pages. These settings apply to AMP pages only. You may be asked to set these preferences again when you visit non-AMP BBC pages.