.U.K. head of state condemns reactionary rioting sparked after deadly stabbing: "This is actually not a demonstration" CBS NewsViolent Protests Grip U.K. in Wake of Knife Attack at Dance Training Class The New York City TimesKeir Starmer puts down 'far ideal thuggery' as unrest flares across Britain Wire service UK' Reactionary punks' will definitely be quickly taken to court, Keir Starmer pledges The Guardian.