Several officers with riot shields from the Metropolitan Police Territorial Support Group, which specialises in public order policing, remain on the scene at Russell Gardens Mews in west London.

Amid the smell of marijuana and the sound of missiles thudding against riot shields ... police dogs keeping the most ...

During the mock protest, police used riot shields against "protesters" wieding baseball bats Thousands of police officers are being given riot training in the run-up to the COP26 summit in Glasgow.