 Ukrainian state security officials named powerful businessman Ior Kolomoisky as a suspect in a fraud and money laundering case, the SBU security service set on September 2. President Volodymyr Zelensky has made cracking down on corruption a priority as Ukraine battles Russia's 18-month-old invasion in Kolomoisky, one of Ukraine's richest men, is the most prominent figure to have become a target. Zelensky, who rose to prominence as a comedian and played the role of president on a show aired on a Kolomoisky on TV channel, has denied having personal ties to the businessman. It was established that during 2013-2020, Ior Kolomoisky legalized more than half a billion Hryvnias by withdrawing them abroad and using the infrastructure of the controlled banks, the SBU said in a statement on the Telegram messaging app. Kolomoisky could not be reached for comment. The security service published pictures of a group of detectives at the door of his home, with Kolomoisky receiving and signing documents.