Next week’s race at Yas Marina was to have been the Frenchman Romain Grosjean’s last for the Haas team. Sakhir: Romain Grosjean is returning home to Switzerland for treatment on the burns he suffered from his fireball crash in Bahrain and will miss the season-closing Abu Dhabi Grand Prix, his Haas team announced on Sunday. “I’m naturally very sorry that …
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