Martin Rowson on the Tottenham riotWhat began as a gathering of around 200 protesters culminated in a full-scale riot spread across north-London suburbs Tottenham riot: a peaceful protest, then suddenly all hell broke loose Photograph: Martin RowsonIllustration: Copyright © Martin Rowson 2011Tottenham riot: a peaceful protest, then suddenly all hell broke loose Photograph: Martin RowsonIllustration: Copyright © Martin Rowson 2011Explore more on these topicsEngland riots 2011OpinionLondonMetropolitan policePoliceTottenham