In the week of a national convention on litter, we meet the Gloucestershire litter pickers on a mission to prevent the countryside from being blighted by discarded packaging. Could the big brand food and drink companies be doing more to make sure their products don't end up spoiling the countryside? Plus, one man's fight for compensation after being exposed to deadly asbestos dust in one of the government's secret underground bunkers. Bernard Mottram worked on the installation of a telecoms network in a cold war bunker at Corsham in Wiltshire. The site would have been used to run the country in the event of a nuclear war. And a Somerset woman takes an emotional journey to discover the final resting place of the grandad she never got to know. Thomas Parnwell was a sailor with the Royal Naval Patrol Service on board HMS Ullswater. The ship was sunk by a German torpedo twelve miles off the coast of Devon.