NASSAU, Bahamas/NEW YORK, Dec 13 (Reuters) - U.S. prosecutors on Tuesday accused Sam Bankman-Fried, the founder of crypto currency exchange FTX, of fraud and violating campaign finance laws by misappropriating his customers' funds and a judge in the Bahamas denied his petition for bail.Bankman-Fried faces a maximum sentence of 115 years in prison if convicted on all eight counts, prosecutors said, though any sentence would depend on a range of factors.'BRAZEN' SCHEMEFTX's current CEO, John Ray, told congressional lawmakers on Tuesday that FTX lost $8 billion of client money, saying the company showed "absolute concentration of control in the hands of a small group of grossly inexperienced, nonsophisticated individuals."Bankman-Fried has apologized to customers and acknowledged oversight failings at FTX, but said he does not personally think he has any criminal liability.CRYPTO INVESTORS LOST BILLIONSBankman-Fried founded FTX in 2019 and rode a cryptocurrency boom to build it into one of the world's largest exchanges of the digital tokens."