KASHGAR, China -The first pair of enforcers were waiting at the temperature check before baggage claim at the airport in China's western Xinjiang region. "Passports," they said as the three foreign journalists came off a domestic flight from Beijing this month.

Pyongyang - North Korean leader Kim Jong Un welcomed Chinese President Xi Jinping to Pyongyang on Thursday on a historic visit to burnish an uneasy alliance, with the two men each facing challenges of their own with US President Donald Trump.