CHINESE President Hu Jintao has defended China's slow political reforms overnight, at the end of a US tour, as hundreds of protestors tried to drown out his speech at Yale University. Mr Hu has been dogged by the Falun gong movement and human rights protesters throughout his four days in the United States. More than 200 protestors, mainly from Falun gong, pounded drums and shouted into bullhorns the auditorium where Mr Hu spoke at the prestigious university. "Falun Dafa is good!" the protestors screamed. Other protestors demanded the release of dissidents including a jailed New York Times researcher, Zhao Yan....