Xinhua Headlines: Chinese, Nauruan Presidents Hold Talks for 1st Time Since Resuming TiesWang urges UK to take ties back on trackAcross China: Exhibition unveils rare masterpiece by ancient Chinese artistFM urges U.S. actions to honor pledgesXi Extends Condolences to Putin over Deadly Moscow Concert Hall Terror AttackNorth China's Hebei launches new multimodal transport route to Central AsiaAntique book archive inaugurated in BeijingXi highlights upgrading of openingChinese FM mourns passing of renowned Japanese conductor Seiji OzawaXi sends congratulatory message to 37th AU Summit