18:00Olympics2016Day 4 BBC Two: 18.00-19.00BBC Sport Duration: 1 hour Tue 9th Aug 2016, 18:00 on BBC Two Northern IrelandClare Balding presents continued live coverage from day four of the Rio 2016 Olympics.ContributorsPresenter:Clare BaldingProducer:Vicky CottonDirector:Colm HartyGenresSportOlympicsFormatsPerformances & EventsBrandOlympicsSeriesOlympics: 2016 Source: BBC Online