Today Joan Griffiths introduces: 'What's Going On - Spotlight on Current Affairs'; 'How Mrs. Whelan Found a Wife - a short story by Maura Laverty, read by Mary O'Farrell; today's contribution from the BBC's Mobile Units; 'The Older Woman,' by a woman gynaecologist; and the current serial story, 'Britannia Mews' by Margery Sharp, read by Ysanne Churchman.