Latest news on Nick Heidfeld
Japanese GP: Race results
Japanese GP: Sauber qualifying report
Vettel edges Webber for Japanese GP pole
Japanese GP: Qualifying times
Formula One - On and Off track week 40
Japanese GP: Practice 3 times
Red Bull take early lead in practice at Suzuka
Japanese GP: Practice 1 times
Japanese GP: Sauber Saturday report
Japanese GP: Sauber Friday report
Japanese GP: Practice 2 times
Renault hits back after angry Raikkonen jibe
Heidfeld in talks for 2011 race seat - manager
Telmex denies buying partial control of Sauber
De la Rosa not looking for 2011 test driver job
Japanese GP: Sauber preview
Webber still has title lead after Singapore
Renault looks set to retain Petrov in 2011
Alonso holds off Vettel for Singapore victory
Singapore GP: Sauber race report
Singapore GP: Pit stop summary
Singapore GP: Fastest laps
Singapore GP: Race results
Sauber 'expected too much' of Heidfeld return
Alonso edges Vettel for Singapore pole position
Singapore GP: Qualifying times
Boullier seeks to know Raikkonen's 'motivation' for F1 return
Heidfeld sympathises after ousting friend de la Rosa
Singapore GP: Practice 3 times
Vettel, Red Bull dominate Singapore practice
Singapore GP: Sauber qualifying report
Pirelli tyres not far off Bridgestone's pace
Singapore GP: Practice 1 times
Night spectacle to unfold in Singapore
De la Rosa too inconsistent - Sauber
De la Rosa joins Grosjean as Pirelli tyre tester
Singapore GP: Sauber Friday report
Singapore GP: Practice 2 times
Singapore GP: Sauber preview
Returning Heidfeld not yet signed up for 2011
Pirelli role good step back to F1 for Grosjean - Boullier
Singapore GP: Event preview
Webber has fresh engine advantage over title rivals
Grosjean hoping for full-time Pirelli test role
Alonso not criticising Sauber for de la Rosa exit
Formula One - On and Off track week 37
Grosjean replacing Heidfeld as Pirelli tester
Heidfeld to leave Pirelli role on Friday