Bangladesh has topped the list of most corrupt countries of the world along with Chad, a central African nation, this year. This is  the fifth consecutive year Bangladesh has been placed at the top in the Corruption Perception Index (CPI), 2005 of the Transparency International (TI), the Berlin-based global anti-corruption watchdog. Transparency International surveyed 159 countries world-wide with the most and least public sector corruption. Matiur Rahman Choudhury has more on the story.