Bullying rife at Buller High School, students sayBrick Lane: Chinese political slogans appear on famous London streetUS Treasury Secretary Yellen visits China for highVOX POPULI: Our anger must never cool over ‘vital’ political fundPolitics updates: Follow updates for the latest on government targetsTwo US Navy sailors arrested on charges tied to national security and ChinaChina's 'core socialist values' daubed on a London wall inspire war of wordsNew video of 'human bear' waving emerges as expert weighs in with verdictArtificial intelligence found to be 'superior to biological intelligence'Hong Kong waste levy to come into effect next April