So what are the weary vote-chasers' final offers? Ken Livingstone has been in Vauxhall launching a poster campaign advising Londoners to imagine Boris Johnson in charge of a £39 billion public transport improvement programme. It's punchline? "Suddenly, he's no joke." Then he launched his manifesto for women and ignored another YouGov poll while his office responded tartly to a hit and run attack by TravelWatch chairman Brian Cooke. Apparently, Brian wasn't keen on the Freedom......