15:305 Live Sport5 Live RugbyNorthampton v GloucesterBBC Radio 5 Live Duration: 2 hours Sun 4th Sep 2011, 15:30 on BBC Radio 5 LiveLive Premiership rugby union commentary on Northampton v Gloucester.GenresSportRugby UnionBrand5 Live SportSeries5 Live Sport: 5 Live Rugby Source: BBC Online