The U.S. 6th Circuit Court of Appeals has upheld the conviction of Karen Sypher.
Sypher is serving a seven-year sentence in a Florida prison for trying to extort University of Louisville men's basketball coach Rick Pitino and for lying to the FBI and retaliation against a witness.
Prosecutors said she sought millions in cash, cars and a house from Pitino to stay quiet about a sexual encounter.
Sypher has said she is writing a book about her experience.
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