Internet and social media service providers must "invigilate" against content promoting hate and terror on the internet and take them down, British Foreign Secretary Boris Johnson told reporters on Thursday after the Security Council had mourned the victims of Wednesday's terrorist attack in London with a moment of silence. The tide is turning against terrorists and the world is standing by his country in the aftermath of the attack targeting its Parliament, he said. "An attack on London is an attack on the world," he asserted after presiding over the Council session. He said that the British parliament had been attacked or centuries by various enemies but had withstood them all because stood it for freedom and democracy and was "stronger than that its adversaries." Meanwhile, Secretary-General Antonio Guterres has condemned the attack on Westminster, his deputy spokesperson Farhan Haq said. "We extend our sincere cond...