Hartley, Hirakawa and Buemi win 6 Hours of Sao Paulo

New Zealander Brendon Hartley and teammates Ryo Hirakawa and Sebastien Buemi powered to a crushing victory in this morning’s 6 Hours of Sao Paulo at Interlagos. The trio, sharing the #8 Toyota GR010 Hybrid, finished 1 minute and 8 seconds ahead of their closest rivals, the World Endurance Championship-leading #6 Penske Porsche 963 of Kevin …