Founder of FTX platform pleads not guilty to fraud in the U.S.

The co-founder and former number one cryptocurrency exchange platform FTX, Sam Bankman-Fried, pleaded not guilty to fraud on Tuesday in the United States. Sam Bankman-Fried's strategy differs from that of Gary Wang, a former FTX executive who pleaded guilty last month and is cooperating with authorities, as is Caroline Ellison, former head of Alameda…