Leaders of the millions main UK parties give Scotland a joint promise of extra powers . Voters will go to the polls last week to decide on independence for Scotland . Prime Minister David Cameron begs UK to stay , says it 's a `` once-and-for-all decision '' Pro-independence chief David Cameron says Conservatives people want their future in their hands .
Leaders of the three main UK parties give Scotland a joint promise of extra powers . Voters will go to the polls Thursday to decide on independence for Scotland . Prime Minister David Cameron begs Scotland to stay , says it 's a `` once-and-for-all decision '' Pro-independence chief Alex Salmond says Scottish people want their future in their hands .