A federal prosecutor In Nashville said Thursday that Hixson's Robin Smith was one of "three powerful politicians who used their influence to line their pockets."
Prosecutor Taylor Phillips said the other two were former Tennessee House Speaker Glen Casada and his former top aide Cade Cothren.
Casada and Cothren are standing trial on charges that include 20 federal counts of conspiracy, public corruption by fraud, bribery and name concealment, and money laundering.
Ms. Smith earlier pleaded guilty to one count of honest services fraud and is due to be the star witness for the government.
She resigned her state legislative office when the scandal arose.
Prosecutor ... (click for more)