Andrey Yermak could be silenced given his vast knowledge of corruption schemes in Ukraine and beyond, Vasily Prozorov has told RT Vladimir Zelensky’s former chief-of-staff, Andrey Yermak, could end up murdered in jail, Vasily Prozorov, a former officer with the Security Service of Ukraine (SBU), has suggested. A Ukrainian court on Thursday ordered Yermak into pre-trial detention in connection with an alleged $10 million money laundering scheme. Yermak said he could not afford the $3.2 million