Geneva. He expressed his feelings that Honda was giving Senna preferential treatment, and Kawamoto then confirmed Prost's fears, explaining that the Honda engineers were of a new generation, and that they liked Senna's panache and "samurai"-like driving. Senna had already developed a close relationship with the Honda engineers during the 1987 season when he was at Lotus. Kawamoto was able to convince Prost that he would work something out on the Honda end of the McLaren-Honda partnership for the 1989 season, but this was not to be. 1989 McLaren's domination continued throughout , and the struggle between Prost and Senna for supremacy put them on a collision course. Mutual admiration turned to all-out hatred, with Prost accusing Senna of "dangerous driving" and of receiving more than a fair share of attention from both McLaren and Honda. For his part, Senna accused Prost of being in the pocket of FISA's French president Jean-Marie Balestre. The animosity between the two drivers came to a head at Round 2 in San Marino. The drivers made an agreement between them that whoever won the start would not be challenged by the other going into the first turn (in this case, the Tosa bend on the Imola circuit). Prost kept to the agreement after Senna won the first start. Prost however won the restart (caused by Gerhard Berger's fiery crash in his Ferrari), but was passed by Senna under brakes for Tosa. Prost went to a friend of his, a French journalist, and told him about the broken agreement between him and Senna. Against Prost's wishes, the journalist went public with the story. During testing at Pembrey in Wales, Senna denied in public any such agreement had ever existed between Prost and himself, but Prost's claim was backed up by Marlboro's John Hogan who had been present when the agreement was made. Prost had the firm belief that Honda and Ron Dennis viewed Senna as the future of the team. Prost recalled that by the he had one car with maybe four or five mechanics, while his teammate had two cars and 20 people around him. Before the race Prost, who had announced in July 1989 that he would depart from McLaren, announced he was joining Ferrari. Prost was forced to make a public apology to both McLaren and Honda over his Monza comments. However, Prost received support from Nigel Mansell (who would be his