When three million people lined the streets of Sao Paulo to say farewell to Ayrton Senna at his state funeral on May 5, 1994, one of F1's most important figures was notably absent from the service.
Roland Ratzenberger: A dream cut short
When three million people lined the streets of Sao Paulo to say farewell to Ayrton Senna at his state funeral on May 5, 1994, one of F1's most important figures was notably absent from the service.