Rumours of widespread corruption among officials at the Prague city council have been circulating for years. Insiders claim that officials regularly take bribes to speed up the paperwork, accepting bundles of cash in exchange for granting planning permission and so on. For the last three and a half years the mayor of Prague, Jan Kasl, says he's tried to persuade fellow councillors to crack down on bribes, and change what he describes as the "climate of incompetence, arrogance and corruption." On Tuesday he gave up the fight, saying he had come