Power, its exercise and abuse has filled our screens and newspapers during the last week. The word takes our minds in a particular direction – towards the power that can shut down the internet, buzz protesters with fighter jets, marketise the NHS, sell off our forests, kettle and pepper-spray dissent.
The police frequently have difficult decisions to take. They often need to take them quickly. Failure, error or indecision may lead to serious injury or even death. It is not an enviable position, neither is it surprising that from time to time, both individual officers and the command structure get it wrong.
BBC political editor Nick Robinson was entertainingly 'ambushed' by a silent protester outside parliament this evening, as he attempted to deliver a live report to the Six O'Clock News TV studio on the Comprehensive Spending Review.