09:50Sporting WitnessVijay Amritraj and the Davis CupBBC World Service Duration: 9 minutes Tue 25th Sep 2018, 09:50 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowThe tennis star on how India put political principle before sporting success. Show more GenresSportFormatsDocumentariesBrandSporting Witness Source: BBC Online