MEXICO CITY, Oct 31 : Reserve driver Ryo Hirakawa will replace Esteban Ocon at Haas for this weekend's Mexico City Grand Prix, the US-owned Formula One team said on Saturday.• A team spokesman said the replacement was not due to illness but gave no further details. The governing FIA confirmed the change.

MEXICO CITY, Oct 31 : Japanese reserve driver Ryo Hirakawa will make his Formula One debut in place of Esteban Ocon at US-owned Haas for this weekend's Mexico City Grand Prix, the Formula One team said on Saturday.A team spokesman said the replacement was not due to illness but gave no further details. The

MEXICO CITY, Oct 31 : French driver Esteban Ocon, denied rumours that he had been involved in a physical altercation after being replaced by Japanese reserve driver, Ryo Hirakawa, who will be making his Formula One debut for the US-owned Haas team at this weekend's Mexico City Grand Prix.A team spokesman sai