(Reuters) – The U.N.’s nuclear watchdog on Friday said a probe of a research facility in the Ukrainian city of Kharkiv found it was badly damaged, but there were no signs of a radiological release or diversion of nuclear material. An International Atomic Energy Agency team visited the Kharkiv Institute of Technology from Nov 8 to 10, Director General Rafael Mariano Grossi said in a statement. In June, Ukraine said Russia had shelled the facility. “Although radiation levels were normal, the extent of damage to this nuclear research facility is dramatic and shocking, even worse than expected,” G…