Protesters stage a ‘die-in’ during a  rally outside  police headquarters, in St Louis, Missouri, US.  Photograph: Lawrence Bryant/Reuters

Protesters took to the streets of downtown St Louis on Monday after three nights of arrests and scuffles with police during demonstrations in the city(...)

A man yells at police in riot gear just before a crowd turned violent Saturday in University City, Mo. Photograph: Jeff Roberson/AP

Clashes between demonstrators and riot-clad police marred the end of what had been a largely peaceful second day of protest rallies in St Louis follow(...)

Activists hold placards during a demonstation after a not-guilty verdict in the murder trial of Jason Stockley, a former St Louis police officer, charged with the 2011 shooting of Anthony Lamar Smith, who was black, in St Louis, Missouri, US. Photograph: Lawrence Bryant/Reuters

Violence in St Louis after a white former policeman was acquitted of murdering a black suspect has led to the cancellation of a major U2 concert in th(...)