He did it publicly on his Facebook page, Censor.NET reports.
"I would like to apologize to Myroslava Gongadze, her daughters Nana and Solomiya for my words. I was wrong," he said.
Earlier, widow of Ukrainska Pravda founder Heorhii Gongadze, killed in 2000, said neither her nor her children received anything from Ukrainska Pravda, including money or equity rights, despite the fact her late husband was a founder of the news website. Leshchenko reacted to this commentary by stating that Myroslava made a mistake and blamed her for playing along his enemies.