Charlotte Dubenskij discusses plans to generate electricity from a lagoon in Swansea Bay. (R)
BBC Radio Wales
Susan Hulme reports on the best of Monday in the Commons and the Lords.
BBC Radio 4 LW only
Lewis Hamilton gets technical explaining what it takes to build and drive Mercedes' F1 car
BBC Radio 5 live
Highlights of the day's proceedings from Stormont, presented by Catherine Smyth.
BBC Radio Foyle
BBC Radio Ulster
David Cameron faces tough questions about the murder of Fusilier Lee Rigby.
BBC Radio 4