Online Safety Act not fit for purpose after far-right riots, says Sadiq Khan

Exclusive: London mayor warns law must be revisited very, very quickly' due to falsehoods that contributed to unrest

• Sadiq Khan on the riots: Like a lot of people of my generation, I felt triggered'

Laws designed to counter misinformation are not fit for purpose" and must be revisited after the spread of online falsehoods contributed to this month's far-right riots, the mayor of London has said.

Sadiq Khan, one of the UK's most senior Muslim politicians, said ministers should act very, very quickly" to review the Online Safety Act after the violent unrest in England and Belfast over the past week. There have been calls to hasten the act's implementation.