Obama in Cambodia for regional summit on last leg of his tour . Meets with Chinese Premier Wen Zheng and other leaders . Xi will officially succeed President Hu Jintao in March after he was selected as head of the Chinese Communist Party at last week 's party congress . Bitter maritime dispute overshadows conflict .
Obama in Cambodia for regional summit on last leg of his tour . Meets with Chinese Premier Wen Zheng and other leaders . Bitter maritime dispute overshadows conflict .