Boris Johnson has said MPs who break the rules 'should be punished', as the former UK attorney general Sir Geoffrey Cox faces claims of conflict of interest. Speaking during a news conference at the Cop26 climate change summit in Glasgow, the prime minister said there was good reason for allowing second jobs for MPs but they must 'follow the rules'
Cop26: Boris Johnson says critical warming target of 1.5C is possible but ‘anything but a done deal’ – live
Boris Johnson says MPs who break the rules ‘should be punished’ – UK politics live