BBC News
By Sam Francis
image caption(Left to right:) The Liberal Democrats Luisa Porritt, Labour s Sadiq Khan, Sean Bailey of the Conservatives and Green Party candidate Sian Berry answered a range of questions
Candidates for the four largest parties running to be mayor of London clashed in Sunday s debate.
Prompted by questions from an audience of six specially-selected undecided voters, the candidates set out their stall on policing, transport and the capital s recovery from the pandemic.
So what did the audience make of their performance? We re going to hold them to account
Christian Douglas, a youth worker from south London, asked all the four politicians how they would tackle knife crime.
BBC News
London mayoral election 2021: Nobody can afford to buy in London
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The capital elects a new mayor on 6 May and BBC London has been speaking to undecided voters about the issues that matter to them.
Pascale Mitchell lives with her four children in Bermondsey in social housing and wants the creation of new affordable homes to be a priority for the next mayor.
Pascale has been a member of the Labour Party in the past and has campaigned for the Liberal Democrats, but is currently undecided about how to vote in the mayoral elections.
Video by Jamie Moreland and Leana Hosea