11:00Wynne Evans17/03/2016BBC Radio Wales Duration: 2 hours Thu 17th Mar 2016, 11:00 on BBC Radio Wales FMWynne learns how to swim for Sport Relief with Olympic swimming champion David Davies.GenresFactualArts, Culture & the MediaFactualLife StoriesFactualFood & DrinkMusicClassic Pop & RockMusicPop & ChartEntertainmentBrandWynne Evans Source: BBC Online