On March 3, 1991, in Los Angeles, California, USA, a group of police officers arrested 25-year-old black taxi driver Rodney King. But what must have been a controlled procedure, turned into a brutal abuse of authority, all of which was captured on video from a balcony by a shocked witness, George Holliday. His videotape became viral and the case turned into a worldwide scandal, with deep and unexpected consequences.—JohnBrown