North Korea may turn to Russia to expand nuclear arsenal, U.S. expert warns

1 of 2 | Siegfried Hecker, one of the world’s leading experts on North Korea’s nuclear program, said Tuesday that Russia may supply Pyongyang with assistance in developing its arsenal. Photo by Thomas Maresca/UPI SEOUL, Nov. 7 (UPI) — North Korea has given up any interest in diplomatic relations with the United States and may use growing ties with Russia to give a dangerous boost to its nuclear weapons program, a top American scientist warned on Tuesday. “The recent linkup of Russia and North Korea is really serious and significant,” Siegfried Hecker, the former director of Los Alamos National Laboratory,…