Election campaign, week three

Liberal Democrats (in date order) : Nick Clegg talks on his mobile phone while waiting for a train at Chippenham station, in Wiltshire Photograph: Chris Radburn/PA Photograph: Chris Radburn/guardian.co.uk The Liberal Democrat Treasury spokesman, Vince Cable, visits a toy shop in Westminster arcade, Harrogate Photograph: John Giles/PA Photograph: John Giles/guardian.co.uk Alan Reid, the Liberal Democrat candidate for Argyll and Bute, meets constituents as he walks beside Loch Etive in Taynuilt, Scotland Photograph: Jeff J Mitchell/Getty Images Photograph: Jeff J Mitchell/guardian.co.uk Clegg on the campaign bus in Norwich Photograph: Sean Smith Photograph: guardian.co.uk Clegg speaks to journalists in Norwich Photograph: Sean Smith Photograph: guardian.co.uk Labour: Peter Mandelson waits for a press conference to begin at the Bloomberg offices in London Photograph: Christopher Furlong/Getty Images Photograph: Christopher Furlong/guardian.co.uk Peter Mandelson and Gordon Brown at a news conference in London Photograph: Suzanne Plunkett/Reuters Photograph: Suzanne Plunkett/guardian.co.uk Gordon Brown and his wife, Sarah, meet staff during a visit to the Mini assembly plant at Cowley, in Oxford Photograph: Stefan Rousseau/PA Photograph: Stefan Rousseau/guardian.co.uk Ed Milliband, the energy and climate change secretary, canvasses in Swindon Photograph: Christopher Furlong/Getty Images Photograph: Christopher Furlong/guardian.co.uk The deputy leader of the Labour party, Harriet Harman, talks to women with children in the garden of the Vestry House museum in Walthamstow, east London Photograph: John Stillwell/PA Photograph: John Stillwell/guardian.co.uk Gordon Brown talks to young people who have benefited from the Future Jobs Fund in Cardiff Photograph: Christopher Furlong/Getty Images Photograph: Christopher Furlong/guardian.co.uk The foreign secretary, David Miliband, talks to journalists in Bristol Photograph: Christopher Furlong/Getty Images Photograph: Christopher Furlong/guardian.co.uk Conservative and Labour supporters clash as they wave placards at the car carrying Gordon Brown in Cardiff Photograph: Christopher Furlong/Getty Images Photograph: Christopher Furlong/guardian.co.uk Brown walks into a press conference in London Photograph: Peter Macdiarmid/Getty Images Photograph: Peter Macdiarmid/guardian.co.uk Brown is greeted by crowds as as he visits Coventry College Photograph: Lewis Whyld/PA Photograph: Lewis Whyld/guardian.co.uk Brown andhis wife at the Airbus UK factory in Filton, Bristol Photograph: NPA/Pool/Susannah Ireland Photograph: NPA/Pool/guardian.co.uk Conservatives (in date order) : David Cameron makes a speech at the Kennington Park business centre, south London Photograph: David Levene Photograph: guardian.co.uk David Cameron kisses a baby in Tamworth Photograph: Adrian Dennis/Getty Images Photograph: Adrian Dennis/guardian.co.uk The Conservative candidate Zac Goldsmith speaks to a local resident in Tudor, near Kingston-upon-Thames Photograph: Steve Parsons/PA Photograph: Steve Parsons/guardian.co.uk David Cameron is pursued by a man dressed as a chicken while campaigning in Tamworth Photograph: Adrian Dennis/Getty Images Photograph: Adrian Dennis/guardian.co.uk A police officer leads away a youth who threw an egg at Cameron during his election campaign visit to Cornwall College, in Saltash Photograph: Johnny Green/AP Photograph: Johnny Green/guardian.co.uk George Osborne listens to Ken Clarke as he responds to the latest unemployment figures during a press conference in London Photograph: Lewis Whyld/PA Photograph: Lewis Whyld/guardian.co.uk Cameron and the London mayor, Boris Johnson, celebrate St George's Day at Leadenhall Market, in the City of London Photograph: Johnny Green/PA Photograph: Johnny Green/guardian.co.uk Samantha Cameron helps creosote a fence during a campaign visit to the Avon Riding Centre for the Disabled, in Bristol Photograph: Adrian Dennis/PA Photograph: Adrian Dennis/guardian.co.uk Cameron jogs along a Bristol quayside with Luke Hardy and Sarah McCarthy Photograph: WPA Pool/Getty Images Photograph: WPA Pool/guardian.co.uk Respect party: The Respect MP George Galloway embraces a man during a campaign visit to Watney market in Shadwell, east London Photograph: Dominic Lipinski/PA Photograph: Dominic Lipinski/guardian.co.uk Democratic Unionist party : Ian Paisley Jr (right) with colleagues at the Democratic Unionist party manifesto launch in Belfast Photograph: Paul Faith/PA Photograph: Paul Faith/guardian.co.uk Monster Raving Loony party : Alan 'Howling Laud' Hope, the leader of the Monster Raving Loony party, shouts through a megaphone on the campaign trail in Witney, Oxfordshire Photograph: Adrian Dennis/AFP/Getty Images Photograph: Adrian Dennis/guardian.co.uk SNP : The SNP leader, Alex Salmond, during the launch of the party's manifesto at the Institution of Engineering and Technology in Glasgow Photograph: Danny Lawson/PA Photograph: Danny Lawson/guardian.co.uk Independent Network : Martin Bell with members of the Independent Network, a group of independent political candidates, at the Frontline Club in London Photograph: Fiona Hanson/PA Photograph: Fiona Hanson/guardian.co.uk