On May 1, 1994, three-time Formula 1 champion Ayrton Senna of Brazil was involved in a fatal crash at Imola. Black weekend radically changes the approach to security issues.Italian law requires an investigation.Although the most famous video to date, talking about the Senna accident, was originally created in the UK and shown in 2001.Based on the confrontation of the Williams team.Today we will try to dive into the chronology of the investigation and its main stages.