In mid-February, detectives from Ukraine’s National Anti-Corruption Bureau (NABU) apprehended former Energy Minister Herman Halushchenko as he attempted to cross the border on a Warsaw-bound train. Now facing charges of money laundering and involvement in a criminal network, Halushchenko is the latest high-profile official ensnared in the corruption scandal known as “Mindichgate.” According to NABU, the scheme’s architect was Timur Mindich, a former business partner of President Volodymyr Zel...