Earlier, South Korea's weather agency said the quake is presumed to have been a natural one, the country's Yonhap news agency reported

The 19th Communist Party of China National Congress will convene in Beijing on Oct 18

However, the crisis on the Korean Peninsula has spilled over and endangered regional security and stability, as well as relations between other countries

Visiting Vice-Premier Liu Yandong, right, speaks with Jared Kushner, senior White House adviser, center, and Ivanka Trump, left, daughter of US President Donald Trump also serving as an adviser, in Washington DC, on Sept 27, 2017

I once had a student come visit me and he was almost in tears after having to cross a road