Reporter describes 'rare' behavior from Xi at former leader's memorial

At the Great Hall of the People in central Beijing, Chinese leader Xi Jinping led thousands of China's Communist Party, state and military elites to pay final tribute to former leader Jiang Zemin, who died at the age of 96. Previously, Xi and former president Hu Jintao, are seen paying respects to Jiang and his family at a Beijing hospital . CNN's Steven Jiang has more.