Angela Merkel is a politician caught between a rock and a hard place. In Germany, a new party accuses her of doing too much to keep alive the hated Euro currency. Other eurozone members say her government is doing not enough, fearful of those domestic critics ahead of the autumn's federal election. HARDtalk speaks to Germany's deputy finance minister Steffen Kampeter. Just how big a price is Germany prepared to pay to save the euro project, and its own reputation?