France's Finance Minister Christine Lagarde (L) shakes hands with African Development Bank President Donald Kaberuka during the annual meeting of African Development Bank in Lisbon June 10, 2011. Lagarde, favourite to take the IMF's top job, could face a late challenge after a report that South Africa's Trevor Manuel will enter the race as the window for bids closes. REUTERS/Rafael Marchante (PORTUGAL - Tags: POLITICS BUSINESS)