Susan Hall fails to close huge poll gap with Sadiq Khan 24 points ahead just six weeks to May 2 London mayoral vote

Susan Hall has failed to close the huge gap between her and Sadiq Khan with just six weeks to go to the May 2 mayoral election, a new poll reveals.

The Savanta poll for the Centre for London put the Labour mayor on 51 per cent and the Tory contender 27 per cent, giving him a 24 point lead, similar to a series of previous polls.