The current chairman of the powerful finance committee at the National Assembly, Éric Woerth, has been placed under formal investigation over the affair involving Libyan funding of Nicolas Sarkozy's 2007 election campaign. Member of Parliament Woerth, who was treasurer of Sarkozy's campaign and later budget minister, faces an investigation over “collusion in illicit financing of an election campaign”. It is claim he concealed a massive influx of cash in the campaign accounts. Former president Nicolas Sarkozy is already under investigation in relation to the affair. Fabrice Arfi and Karl Laske report.