Which contains the most accurate explanation of how social media shapes popular opinion? Instagram images of the massacre of civilians in Georgia by Russian troops caused global public opinion to turn against Russian President Vladimir Putin A Facebook stream of the killing of an unarmed black man by a white police officer in Ferguson. MO caused riots and protests. A video tweet of the assassination of the Ukrainian President Victor Yanukoyyet caused plobal popular opinion to shift against Ukrainian protestors. YouTube videos of civilian victims of chemical warfare in Syria turned public opinion against the Assad regime.