>> reporter: penn state tapped former fbi director louie freeh to investigate who knew what and when about sandusky's dealings with young boys. his report said joe paterno covered the allegations against sandusky. but the paterno family came out swinging. >> much was overlooked. much was misrepresented in the report. >> reporter: so they launched their own investigation and concluded there was no evidence the coach hid the allegations against sandusky or ordered a coverup. >> we didn't have that mindset that he was doing anything more than teaching them, working out with them, and getting a shower. he worked out with them in the weight room. it had nothing to do with suspecting he's a pedophile. >> reporter: freeh says he stands by his conclusion that powerful people at penn state including joe paterno, failed to protect children. rob and diana, back to you. >> both reports potentially have conflicts.