Thousands of people flocked to a zoo in Japan on Sunday to say farewell to the country's last two giant pandas, who are set to return to China on Tuesday. Emotions ran high at the Ueno zoo in Tokyo as people stood in line – some for as long as three-and-a-half hours – to see twin cubs Xiao Xiao and Lei Lei one last time. This comes at a very tense moment in relations between Tokyo and Beijing. Ties have sharply deteriorated after Japanese Prime Minister Sanae Takaichi said Tokyo would get