By Kanishka Singh and Jody Godoy
A federal judge in New York sentenced the co-founder of the purported cryptocurrency OneCoin to 20 years in prison on Tuesday for what prosecutors called a $4 billion fraud.
U.S. District Judge Edgardo Ramos in Manhattan sentenced Karl Sebastian Greenwood, a dual citizen of Sweden and the United Kingdom, who pleaded guilty to fraud and money laundering charges in December 2022.