07:30Yes Yes YesSeries 1Episode 1: In the Shadow of the PostBBC Radio 4 Extra Duration: 30 minutes Sat 19th Jul 2014, 07:30 on BBC Radio 4 ExtraJohn Rawling relives the 1973 Grand National at Aintree, when Red Rum snatched victory from Crisp with just yards left to race.GenresFactualSportFormatsDocumentariesBrandYes Yes YesSeriesYes Yes Yes: Series 1 Source: BBC Online