German election: Merkel battles Steinbrueck in TV duel
2 September 2013 Last updated at 08:20 BST
German Chancellor Angela Merkel's main rival in this month's election has accused her of causing misery by imposing austerity on southern Europe.
In their only head-to-head TV debate, centre-left candidate Peer Steinbrueck called her euro policies a failure.
But Mrs Merkel pointed to Germany's healthy economy, calling it "the motor of growth" in Europe.