Greek Prime Minister George Papandreou heads to Berlin today to seek support from Chancellor Angela Merkel in his struggle to tackle his country's debt crisis. Although a five-billion-euro bond issue attracted bids worth 16 billion on Thursday - markets are still keeping a close eye on Greek finances and their possible impact on the euro. Merkel, along with the European Central Bank and other EU governments, has welcomed Athen's new austerity plan - but says financial aid is not on the table.