TUCSON – Prosecutors say a man is facing as many as 402 years in prison, after he was convicted of multiple sex crimes involving children.

According to the Pima County Attorney’s Office, Kenneth Ray Copple was convicted this week on 14 counts of sex conduct with a minor and other charges.

Investigators say the crimes happened between 1980 and 1985.

The victims were three girls between the ages of five and nine years old.

Copple is facing between 232 and 402 years in state prison when he is sentenced next month.