When Prime Minister Donald Tusk talks about the breakthrough in talks about the exhumation of victims of the Volyn crime, questions arise about the activity of the president of the IPN Karol Nawrocki in this case. "I do not know any achievements in the field of the global president of the IPN Karol Nawrocki", said prof. Grzegorz Motyka in "Facts after Facts" in TVN24, a associate of the College of the Institute of National Memory.