.U.K. head of state punishes reactionary disorder triggered after fatal stabbing: "This is certainly not a demonstration" CBS NewsViolent Protests Grasp U.K. in Wake of Knife Spell at Dance Training Class The New York City TimesKeir Starmer puts down 'much best thuggery' as unrest flares across Britain News agency UK' Far-right thugs' are going to be fast brought to trial, Keir Starmer pledges The Guardian.