BBC Radio 4 presenter John Humphrys challenges the tennis player Johanna Konta - a Team GB Olympic athlete and UK citizen - over whether she is truly British during a Today programme interview. Humphrys asked Konta: 'What are you?' She replied: 'I am a British citizen' Listen to the full interview on the BBC's homepage 'So, what are you?' BBC Today host questions Konta on her Britishness