Formula One F1 - Singapore Grand Prix 2017 - Singapore - September 17, 2017 Ferrari's Sebastian Vettel speaks to the media after retiring from the race REUTERS/Jeremy Lee
LONDON (Reuters) - Sebastian Vettel's temperament is under the spotlight again after the Ferrari driver's hopes of seizing back the Formula One lead disappeared in a few seconds of mayhem at the Singapore Grand Prix on Sunday.
The German, his fast-starting team mate Kimi Raikkonen and Red Bull's Max Verstappen crashed out as they raced to the first corner.
