1 May 1994:  Portrait of Williams Renault driver Ayrton Senna of Brazil before the San Marino Grand Prix at the Imola circuit in San Marino. Senna later suffered a fatal accident when the steering column apparently sheared leaving the Brazilian helplessas his car speared into the concrete wall at the Tamburello corner. Senna was officially pronounced dead in a Bologna hospital later that afternoon. \ Mandatory Credit: Pascal  Rondeau/Allsport