An earthquake with a magnitude of 6.3 that appears to have been artificially generated occurred Sunday in North Korea, a Chinese monitoring agency said.The temblor, likely to have been North Korea's sixth nuclear test, was detected around 11:30 a.m. in the northeast of the country, according to the China Earthquake Network Center.(Korea Media / Kyodo)It said the depth of the quake was "0 kilometer," a strong indication of a manmade explosion.If confirmed, it is North Korea's first nuclear test since U.S. President Donald Trump took office in January.The previous test on Sept. 9 last year, p…READ FULL ARTICLE