PLEASANT HILL, Iowa — An Iowa man accused of collecting and distributing child pornography using a public library’s internet connection has been sentenced to 20 years in federal prison.

U.S. Attorney Nicholas A. Klinefeldt said in a news release Monday that 37-year-old Corey Lee Steffen of Pleasant Hill was sentenced Wednesday. Steffen was also sentenced to 10 years of supervised release and ordered to forfeit the computer equipment he used.