Still , Webber loses the lead as Kamui Kobayashi sails past in the # 6 Toyota .
Mark Webber comes into the pits , with the Porsches looking slightly more economical than the Audi R18 which stopped earlier .
Mark Webber loses the lead as Kamui Kobayashi sails past in the # 6 Toyota .
Mark Webber comes into the pits , with the Porsches looking slightly more economical than the Audi R18 which stopped earlier .