15:555 Live Formula 12016Mexican GP 1st practiceBBC Radio 5 Live Duration: 1 hour, 40 minutes Fri 28th Oct 2016, 15:55 on BBC Radio 5 Sports ExtraLive F1 coverage from the first practice session ahead of the Mexican Grand Prix.GenresSportFormula OneBrand5 Live Formula 1Series5 Live Formula 1: 2016 Source: BBC Online