Supporters of Peru's presidential candidate Ollanta Humala push a campaign truck which got stuck in the sand outside a meeting on the outskirts of Lima May 25, 2011. Right-wing lawmaker Keiko Fujimori holds a lead over left-wing Humala just two weeks before Peru's June 5 presidential election, but pollsters say the race could still be won be either candidate. REUTERS/Enrique Castro Mendivil (PERU - Tags: POLITICS ELECTIONS IMAGES OF THE DAY)