.U.K. prime minister puts down reactionary disorder stimulated after fatal stabbing: "This is actually certainly not a demonstration" CBS NewsViolent Protests Grip U.K. in Wake of Knife Attack at Dance Class The The Big Apple TimesKeir Starmer condemns 'far right thuggery' as agitation flares around Britain Wire service UK' Reactionary troublemakers' will be quickly brought before the bar, Keir Starmer swears The Guardian.