A witness interviewed by federal authorities claims convicted child molester Jerry Sandusky and a Penn State booster sexually assaulted boys on a private plane, according to an exclusive RadarOnline report.U.S. Postal Inspectors interviewed the witness after opening a new investigation into whether Sandusky shared child pornography.The witness, who "has a strong tie to the booster he is accusing," claims that Sandusky and the fundraiser abused two boys on a private plane in Pennsylvania, the site reported.