Boris Johnson has volunteered to be blasted by a water cannon. The Mayor of London was challenged over their safety, and replied: "Man or mouse. You’ve challenged me, so I suppose I’m going to have to do it now."
More top news
At 15 metres high, make a dramatic entrance at London's Hayward Gallery.
Jason Edwards was compared to a boxer - relentlessly cornering and punching his opponent on the ropes.
Police had issued an urgent appeal to trace Malakhi Chijiutomi-Ghosh, who needs medication three times a day.