Jean-Claude Trichet, President of the European Central Bank (ECB) gestures during his monthly news conference at the ECB headquarter in Frankfurt May 7, 2009. The European Central Bank cut its main interest rate on Thursday and announced a three-pronged drive of unconventional steps to drive down borrowing costs and get the euro zone economy back on its feet. REUTERS/Johannes Eisele (GERMANY BUSINESS IMAGES OF THE DAY)