KIEV, May 20. /TASS/. The Office of the Ukrainian Prosecutor General has launched an investigation into high treason and abuse of office by ex-president Pyotr Poroshenko after purported records of his conversations with former US vice president and secretary of state were made public, the Ukrayinska Pravda newspaper said.
https: // tass.com/world/1158287
05.20.2020 Ukraine’s president, Volodymyr Zelenskiy, has said that leaked recordings of phone calls allegedly between Joe Biden and former president Petro Poroshenko would be investigated by the country’s law enforcement agencies, adding that their contents might be “perceived, qualified as treason”.
https: // www.theguardian.com/world/2020/may/20/ukraine-joe-biden-petro-poroshenko-recordings-investigation