The judge, who has not been named, was arrested on Tuesday after an investigation by Ukraine's National Anti-Corruption Bureau (NABU). Corruption is a major problem in Ukraine. It is estimated that corruption costs the country billions of dollars each year. This is also the motivation of western countries to flood the country with military "aid," which is shared most of the time among the givers and the takers, while the Ukrainian military gets only a very small part of it, if at all.