David P. Greulich, 61, of Cleveland, has been sentenced to 30 years in prison by U.S. District Judge David A. Ruiz, after pleading guilty in March to driving more than 400 miles across state lines to engage in illicit sexual conduct with a child, to child exploitation, to transporting visual depictions of children engaged in sexually explicit conduct, and to possession of child sexual abuse materials (CSAM), also referred to as child pornography, according to the Department of Justice.