15:555 Live Formula 12017Mexican GP 3rd PracticeBBC Radio 5 Sports Extra Duration: 1 hour, 10 minutes Sat 28th Oct 2017, 15:55 on BBC Radio 5 Sports ExtraLive coverage of the third practice session ahead of the Mexican Grand Prix.GenresSportFormula OneBrand5 Live Formula 1Series5 Live Formula 1: 2017 Source: BBC Online