A Russian national considered as a key witness in corruption investigation in Malta carried out by carried out by murdered Maltese journalist Daphne Caruana Galizia has surrendered to Greek police on Tuesday. Russian national Maria Efimova, 36, a former bank employee named in international arrest warrants and mentioned as a witness in a journalist’s murder … The post Russian whistleblower in turns herself to Greek police, saying she fears for her life appeared first on Keep Talking Greece.