motorsport Isaac Bennett AUTOSPORT, BRAZIL, CHAMPIONSHIP, FORMULA 1, FORMULA ONE, HAAS, HAAS F1, HAMILTON, HULKENBERG, INTERLAGOS, LU, MAGNUSSEN, MIAMI, MOTOR RACING, NORTH AMERICA, PAULO, PEREZ, RED BULL, SAO PAULO, SOUTH AMERICA, TOYOTA, TRAINING, UNITED STATES Magnussen Withdraws from Brazilian GP; Bearman Takes Over for Haas F1 Team