A Conservative MP has apologised after a canvasser was caught on camera removing a Labour Party pamphlet from a letterbox.<br /><br />Anthony Buffin was at home in Gloucester when campaigners arrived to deliver leaflets ahead of the upcoming general election.<br /><br />A Labour campaigner had left a leaflet in his letterbox - but just minutes later, a Conservative canvasser removed the pamphlet and replaced it with his own.<br /><br />Hearing the rustling from the door, Anthony went to investigate - and upon checking his Ring doorbell, discovered footage of the "concerning incident."