The outcome of this year's General Election is perhaps the most difficult to predict in history. But that's not the case in every constituency. In three quarters of seats in London the majorities are so large they appear out of reach. That doesn't mean they're worth disregarding.
Hampstead & Kilburn is England's most marginal seat. The retiring MP Glenda Jackson won it in 2010 by just 42 votes. As part of our series of series of 10 constituencies to watch, ITV News London visited the community to find out what the issues are.
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