Sebastian Vettel adjusting to lower expectations at Singapore GP

• German would be grateful for error-free run in Ferrari
• Lewis Hamilton the fastest in second practice sessionFor the last two meetings of the Singapore Grand Prix, Sebastian Vettel had strong hopes of victory. On both occasions he was still in the championship fight with Lewis Hamilton. Both times Hamilton took the win. This year the odds weigh even more heavily against the German but, given his poor performances of late, an error-free run may be the fillip he needs. Vettel says he