Boris Johnson sworn in as new London mayor

Boris Johnson sworn in as new London mayor; ENGLAND: London: City Hall: EXT Sir Ian Blair (Metropolitan Police Commissioner) along to City Hall past press scrum then into building Boris Johnson supporters holding Boris placards standing behind railings INT *** FLASH PHOTOGRAPHY *** Sir Ian Blair (Metropolitan Police Commissioner) talking to unidentified man Audience Text of Declaration of acceptance of office Unidentified man in audience talking to unidentified woman (not heard) Audience rising and cheering as Boris Johnson (London Mayor-elect) entering room and along SOT Anthony Mayer (Greater London Returning Officer) speech SOT - Introduces Boris Johnson Audience clapping and cheering SOT Press photographers ***Mayer speech heard SOT *** Johnson signing formal acceptance of mayoral office declaration Audience applauding as Johnson beckons Mayer over to add his signature to documents Johnson standing up and along to podium (nearly slipping to cheer from audience SOT) - Boris Johnson (London Mayor-elect) speech SOT - A last minute booby trap [referring to his tripping up] / In spite of the holy text I have just signed I am not yet mayor / We will be elaborating our proposals for transport / How we're going to deal with so-called minor crime / Some people say I'm obsessed with buses. I make no apology for that / Last night young teenager tragically lost his life is time that we led the fight back...really the tip of an iceberg...I do think that it is within the power of all us to make a huge difference...can make a huge difference to the aspirations...we will of course the funds available to the mayor / Problem of kids growing up without boundaries / As mayor wants to lead fight back against crime / Let me tell everybody who is from the GLA .. wants to encourage them / Now going to onvite Ian [Blair] to come with me to the first briefing I have the privilege to receive, thank you very much CUTAWAYS Press photographers, Sir I...