Labour's election campaign behind the scenes: Week four

26 April: The prime minister, Gordon Brown, talks to the media on a train to Bournemouth before making a speech at the Royal College of Nursing's conference Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 26 April: A tired Labour press officer puts his head in his hands on the train to London from Southampton Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 26 April: Brown and the BBC political editor, Nick Robinson, take tea by the harbour during an interview in Weymouth Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: Brown and the justice minister, Jack Straw, arrive for a campaign meeting at the Honeywell Community Centre in Oldham Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: Brown and Straw discuss strategy with local candidates at Honeywell Community centre Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: Labour's press relations officer, Sue Nye, encourages resident Gillian Duffy to come and meet Brown in Rochdale. The PM later described her as 'a sort of bigoted woman' in unguarded comments Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: Guests and staff at the Radisson hotel in Manchester await the return of Brown after he had visited Duffy's home to apologise for his remark Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: Brown gives interviews to local journalists in Rochdale Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 28 April: The PM is photographed during a walkabout at Manchester Piccadilly railway station Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 29 April: A member of the public puts her arm around Brown for a photograph in Manchester Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 29 April: Prior to the third live TV leaders' debate, Brown and aides inspect his podium Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 30 April: Brown and the Olympics minister, Tessa Jowell, watch students in the gym at Loughborough University Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 30 April: Iain Bundred, the chief press officer, and Sue Nye, an aide to Brown, talk during a campaign visit at Blidworth Oaks primary school, in Sherwood Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 30 April: Brown and the chancellor, Alistair Darling, speak before the launch of a new Labour poster in Birmingham Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 30 April: Brown makes notes before a poster launch in Birmingham Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 30 April: Members of the cabinet line up in Birmingham before the launch (left to right: Douglas Alexander, Tessa Jowell, Peter Mandelson, Harriet Harman, Brown, Darling, Yvette Cooper, Alan Johnson and Ed Balls) Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 1 May: Brown talks to journalists at Newcastle railway station Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 1 May: Sarah Brown accompanies her husband during a visit to Newcastle Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 1 May: Mandelson and Brown sit in the first class waiting room at Newcastle station Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 1 May: Brown in discussion with Nye and Bundred after an event at the National Glass Centre in Sunderland at which Julian Borthwick, a heckler, was bundled out by Labour activists after interrupting Mr Brown with his reference to the Gillian Duffy row Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 1 May: Members of the Labour team on a train from the north-east to London (left to right): Mandelson, Anna Yearley, of the leader's team, office manager Jill Cuthbertson, press officer Kenny Young and fellow press officer Tim Nuthall Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk 2 May: A Labour supporter watches Brown through the window of the constituency office of Labour MP Gareth Thomas in Harrow West Photograph: Martin Argles for the Guardian Photograph: guardian.co.uk