Presented by John Humphrys and Sarah Montague. Including: The aftermath of war inevitably leads to the discovery of mass graves, requiring the expertise of forensic archaeologists. Bournemouth University runs the only course of its kind in the world, where students uncover a simulated mass grave. Sarah Mukherjee reports. Thought for the Day with writer Rhidian Brook. Iran has carried out two sets of ballistic weapons tests this week. A Revolutionary Guard commander was quoted as saying the manoeuvre is a lesson for its enemies. Sir Richard Dalton, former British ambassador to Iran, and Bronwen Maddox, Times chief foreign commentator, discuss. The United States military are trying to explain how they killed forty-seven people at a wedding party in Iraq. Alastair Leithead reports. A medieval marriage contest in the Essex town of Dunmow still takes place today. Known as the Dunmow Flitch, a side of bacon is won by any couple who can prove they have not wished to be unmarried once in 'a twelvemonth and a day'. Michael Chapman, one of the judges, and a married couple who are taking part, explain the tradition. In the last report from John Humphrys following his trip to Iraq, he examines whether Basra is still the dangerous place it was four months ago and if the promised reconstruction has taken place. The Tatler has published its list of the 100 most often invited party guests. Many are Tory politicians. Political commentator Andrew Neil and Carole Stone discuss. The United Nations Security Council has failed to pass a resolution imposing sanctions on the Zimbabwean government following a veto by China and Russia. Foreign Secretary David Miliband comments.