A Knoxville man is behind bars for possession of child pornography.
Knox County deputies arrested Douglas Royster, 42, of Joseph Gates Lane on Monday night.
Authorities said they searched Royster's home and found a computer containing thousands of child porn images.
Deputies charged Royster with sexual exploitation of minor. Officials said he has a criminal history involving assault.
He is being held in the Knox County Jail on a $1 million bond.