Logo of Getin Nobel Bank is seen on the building in downtown Warsaw, Poland on November 27, 2018. - Poland on November 27, 2018 arrested the former head of its state financial regulator on suspicions of corruption following reports he sought a bribe from the billionaire owner of several Polish banks. Billionaire Polish banker Leszek Czarnecki accused Marek Chrzanowski, former chairman of the KNF financial regulator, of soliciting bribes in exchange for favourable treatment for Czarnecki's troubled Getin Noble Bank. (Photo by Janek SKARZYNSKI / AFP)