Home Cryptocurrency News A Man Plead Guilty to Running an Illegal Cryptocurrency Exchange in Arizona Faces 5 Years in Prison or $250,000 Fine A Man Plead Guilty to Running an Illegal Cryptocurrency Exchange in Arizona Faces 5 Years in Prison or $250,000 Fine Andrew M Dec 11, 2021 comments off Tweet on Twitter Share on Facebook Google+ Pinterest On December 7, a man named Brannen Sage Mehaffey pleaded guilty to operating an illegal cryptocurrency money transfer exchange.