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The SNP leader Alex Salmond is marking his final day as an MP with a damning criticism of the House of Commons.Mr Salmond, who was first elected 23 years ago, says parliament has suffered "an extraordinary decline".
During campaigning the Liberal Democrats will say they are the true alternative to Labour in Scotland.
Labour will be arguing for free entry to football matches for children while the Scottish Conservatives will unveil a new election poster.
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