BEAUMONT, Texas — A federal inmate previously convicted of fraud has been found guilty of participating in another scheme from behind bars, defrauding victims of more than $1.4 million. Riley Graham, 60, also known as David Drake, was convicted October 15 of conspiracy to commit wire fraud after a five-day jury trial before U.S. District Judge Marcia A. Crone. Federal prosecutors said the investment fraud operated between June 2019 and October 2024 while Graham was incarcerat