In real terms, parallel production of 2 artillery systems in Poland will be very difficult, if not impossible to implement. And there is simply a hazard that by making specified a decision, we will discontinue the competences that have been built up over the years — emphasizes Jarosław Wierzcholski in an interview with Defence24.pl. In the interview, he besides talks about personnel problems in artillery and the reasons why Ukrainian artillerymen are successful in the war.