Chief Executive Officer of McLaren Group and Team Principal Martin Whitmarsh (C) shakes hands with Mexican F1 driver Sergio Perez (R) as British F1 driver Jenson Button (L) looks on as the new McLaren Mercedes MP4-28 F1 racing car for the 2013 season is unveiled at the McLaren Technology Centre in Woking, southern England, on January 31, 2013. Mexican driver Sergio Checo Perez joins Britain’s Jenson Button for the 2013 season following the departure of Britain’s Lewis Hamilton. AFP PHOTO / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP/Getty Images)