The key prosecution witness in Germany's sprawling fraud trial of disgraced payments group Wirecard has been released from custody after more than three and a half years. A Munich regional court suspended the arrest warrant for Oliver Bellenhaus, subject to strict conditions, a judiciary spokesman said on Tuesday. He had worked for Wirecard in Dubai until 2020, Bellenhaus returned to his native Germany to face justice in the summer of 2020, after the stunning collapse of the former blue-chip fir