A protest march closed a Pittsburgh highway for several hours between June 21 and 22, in response to the police-involved shooting of the 17-year-old Antwon Rose.The teenager died in hospital after being shot while running away from police who were looking for a suspected shooter on June 19.The officer involved, named locally as Michael Rosfeld, was a part-time member of the force who had been sworn in just hours before the shooting. Credit: Pittsburgh Post-Gazette via Storyful