18:555 Live Formula 12017Mexican GP QualifyingBBC Radio 5 Sports Extra Duration: 1 hour, 10 minutes Sat 28th Oct 2017, 18:55 on BBC Radio 5 Sports ExtraLive F1 coverage of the qualifying session ahead of the Mexican Grand Prix.GenresSportFormula OneBrand5 Live Formula 1Series5 Live Formula 1: 2017 Source: BBC Online