Labour's Sadiq Khan wins record third term as London mayor: UK media

London's Labour mayor Sadiq Khan on Saturday won a record third term after easily defeating Conservative challenger Susan Hall, UK media said after all the capital's districts reported their results. The son of Pakistani migrants and the first Muslim mayor of a Western capital when first elected in 2016, Khan, 53, becomes London's first leader to secure three terms since the post was created in 2000. jj/tw