Istrien

The provided news articles focus on the German television show "Tatort" and the actors Miroslav Nemec and Udo Wachtveitl, who play the characters Ivo Batic and Franz Leitmayr. The articles discuss their 35 years of service as "Tatort" commissioners and their upcoming departure from the show. The articles do not mention Istria or any events related to it. Therefore, it's impossible to provide a summary about Istria based on the given information. The articles are newsworthy due to the long tenure and popularity of the actors and their characters within the "Tatort" franchise, marking a significant moment in German television history.