<span style="color: #222222;">In Hong Kong, over 200 demonstrators were detained in connection with an attack on China's state-owned Xinhua News Agency office by pro-democracy protesters yesterday.<br />'' <br />'' It was the first strike against the official Chinese news agency in a show of anger against Beijing. It happened a day after the ruling Communist Party vowed to tighten the grip on the violence in the city.<br />''  <br />''In a brief statement, Xinhua strongly condemned what it called the barbaric acts of mobs that vandalized and set fire to the lobby of its Asia-Pacific office building in the city. Hong Kong Journalists' Association has called for an end to violence against the media.</span>