Train's arrival in Beijing raises speculation of Kim visit

Speculation about a visit to Beijing by North Korean leader Kim Jong Un or another high-level Pyongyang official was running high Tuesday amid talk of preparations for a meeting between the North's reclusive leader and President Donald Trump.The arrival of a special train in Beijing and unusually heavy security at a guesthouse where prominent North Koreans have stayed in the past have fueled talk that Kim was making his first visit to China as the North's leader.Such a trip would be seen as a po