North Korea might hold a nuclear test next week to mark the birth anniversary of the country’s late founder, Kim Il Sung, according to a U.S. official, who said that there have been no productive discussions with China or Russia regarding U.S. efforts to condemn Pyongyang’s recent string of missile launches. U.S. Special Representative for North Korea Policy Sung Kim told reporters at a press briefing on April 6 that U.S. officials believe Pyongyang could use the April 15 anniversary to showcase its increasing nuclear capabilities but noted that he didn’t want to speculate too much about the East Asian country. “So we are worried that, in connection with the upcoming April 15th anniversary, that the DPRK [Democratic People’s Republic of Korea] may be tempted to take another provocative action. We obviously hope not, but we will be prepared,” Kim said. “In terms of the upcoming anniversary and the provocative actions the DPRK may take, I …