Polish police on Tuesday arrested two convicted members of the ousted national-conservative Law and Justice party (PiS) who had been sheltering in the presidential palace. This was announced by the police in Warsaw on the X social media platform. According to reports in the Polish media, the two were arrested inside the presidential palace in another spectacular twist in a power struggle between the Polish right and left. Centre-left Prime Minister Donald Tusk accused right-wing President Andrzej Duda of obstructing the imprisonment of former interior minister Mariusz Kamiński and his former s…