ALBAWABA - As part of a large investigation into corruption in Ukraine's energy sector, the country's National Anti-Corruption Bureau (NABU) has arrested former Energy Minister Herman Halushchenko. Halushchenko was arrested while trying to cross the border, according to an official statement released on Sunday. Officials said that the investigation is going on quickly and in accordance with the law. The case is about a supposed $100 million bribery scheme inside ...