David Cameron and Boris Johnson do a jigsaw
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Election 2015: Campaign day 23

Public sector pay, childcare and the NHS were all hot topics on day 23 of the UK General Election campaign.

There were more selfies. Plus Boris Johnson and David Cameron did a jigsaw with some children.

BBC News rounds up the highlights of the day's campaigning.

Go to next video: 'Time to end era of pay restraint'