News in Picture

Deputy Prime Minister Nick Clegg has promised the "biggest shake-up of our democracy" in 178 years as he sets out plans for political reform. The Tory-Lib Dem coalition is proposing fixed-term parliaments, an elected House of Lords and a referendum on changing the voting system. Tonight we'll bring you the latest on day three of the 'new politics'.

Former cabinet minister Ed Balls has announced he is joining the contest to succeed Gordon Brown as Labour leader. Brothers David and Ed Miliband are also standing, but left-wing MP John McDonnell - who says he wants to stand - reckons the process is "stitched up". Tonight David Grossman will be profiling Mr Balls and looking at how the leadership contest is shaping up.

Meanwhile, as tensions between North and South Korea escalate we have a report from Sue Lloyd Roberts who has had rare access to the secretive North Korean state ahead of a report by a multinational team into the causes of the sinking of South Korea's Cheonan warship. She also crosses the border to speak to a military defector who claims multiple sources in North Korea have told him that the ship sank as a result of an attack by the armed forces in which he once served. Pyongyang has denied responsibility for the tragedy. Read more on that story here.

And there was Misha the bear cub in Moscow, Sam the eagle in LA, a dachshund called Waldi in Munich, and Proteas the seahorse in Athens. But who will London choose as its Olympic mascot to represent the cultural heritage of the home of the 2012 Olympics? Stephen Smith will report on the unveiling.

Join Jeremy at 10.30pm on BBC Two.