Scotland correspondent Severin Carrell explains why a decision by Scottish judges means the terminally-ill man convicted of the Lockerbie bombing, Abdelbaset al-Megrahi, could return to Libya within days. Diplomatic editor Julian Borger looks at the background to the case.
Morgan Tsvangirai, leader of Zimbabwe's opposition Movement for Democratic Change, tells David Smith in Harare about his relationship with Robert Mugabe, with whom he now sits in a power-sharing government.
David Osler, who writes about maritime safety for Lloyd's List, discusses the mystery surrounding cargo ship the Arctic Sea.
MP for Bristol East Kerry McCarthy tells us about her new role as Labour's 'Twitter tsar', responsible for overseeing the party's use of social networking websites between now and the election.
And Martin Wainwright reports from the Lake District, where the Equality and Human Rights Commission is hosting a youth camp in an effort to foster tolerance.
