If anybody can confirm this with other (reliable) new sources, I'd love for you to post it. Or, if you contact the reporter and get a response.
daily beast reporting what reads to me that gricar got a grand jury indictment on JS for that 1998 PSU shower episode (might be a good guess on the reporter's part, but I'd like to know)
"The whispers about Jerry Sandusky have ricocheted around Centre County, Pa., since at least 1998, when allegations of child sexual abuse first surfaced.
The district attorney at the time, Ray Gricar, took the case of the popular Penn State assistant football coach to a grand jury, and the resulting indictment accused Sandusky of sexually touching a young boy while they were both naked...."
http://www.thedailybeast.com/features/2012/06/jerry-sandusky-on-trial.html