London Tonight's Marcus Powell has spoken to a local resident who saw a police officer being attacked by a dog in east London.
Watch the interview here
More top news
Nick Clegg has sent a campaign leaflet to his constituents with no Liberal Democrat logo and minimal mention of the party.
Rain continues to move eastwards in the south tonight, the north, frosty with the clear skies.
Daily Dose, a short summary of the day's election campaign stories.