Labour and Conservative supporters do battle over election posters

Barbie Photograph: guardian.co.uk The parliament Photograph: guardian.co.uk George W. Bush Photograph: guardian.co.uk David Cameron Photograph: mydavidcameron.com Photograph: guardian.co.uk Peter Mandelson Photograph: guardian.co.uk Samantha Cameron Photograph: guardian.co.uk Labour matters Photograph: mydavidcameron.com Photograph: guardian.co.uk 10 Downing Street Photograph: guardian.co.uk The hurt locker Photograph: guardian.co.uk Harriet Harman Photograph: guardian.co.uk Gordon Brown Photograph: guardian.co.uk Harry Enfield Photograph: mydavidcameron.com Photograph: guardian.co.uk