Labour 'focused' on winning back support

2 September 2012Last updated at 11:31Help

Shadow Business Secretary Chuka Umunna says Labour is "singly focused" on winning back support after the "catastrophic" 2010 election defeat.

Speaking on the Andrew Marr Show, the Labour spokesman also denied reports of tension between Ed Miliband and Ed Balls.

You can watch the Andrew Marr Show in full on the BBC iPlayer