Ed Miliband has promised his party will look into any new evidence regarding allegations of vote-rigging in Falkirk, but refused to comment on whether the inquiry would be reopened.
The Labour leader admitted there were "machine politics" at play in Falkirk, but insisted his party are "learning the lessons" from the scandal.
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Speaking after the Westminster attack, Brad Smith exclusively told ITV News that Microsoft will only hand over data when legally compelled.
Kurt Cochran and his wife Melissa had been visiting London from the US to celebrate their 25th wedding anniversary and were due to fly home.