Margaret Moran, who "flipped" her second home to one 100 miles from her Luton constituency, faces deselection - a fate Gordon Brown says may befall dozens of Labour MPs, as he attempts to remove those who unfairly exploited lax expenses rules. And political editor Patrick Wintour says Hazel Blears' political future looks bleak.
Commentators Michael White and Jonathan Freedland look at the likely constitutional reforms following the resignation of Michael Martin as Commons Speaker.
Ireland correspondent Henry McDonald examines a shocking report into abuse of children at Catholic-run institutions over several decades.
In our Washington office, Ewen MacAskill has details of the new US ambassador to London, continuing an unhappy tradition of politicians rewarding their benefactors.
Foreign affairs columnist Simon Tisdall assesses the plight of political prisoners in Burma, where pro-democracy leader Aung San Suu Kyi is being put on trial.
And performance poet Benjamin Zephaniah tells G2's Hannah Pool why he turned down an OBE.
